131863212

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:264

約数の個数: 144

約数和(自身を含む): 379142400

約数和(自身を除く): 247279188

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 31, 36, 39, 52, 61, 62, 78, 93, 117, 122, 124, 149, 156, 183, 186, 234, 244, 279, 298, 366, 372, 403, 447, 468, 549, 558, 596, 732, 793, 806, 894, 1098, 1116, 1209, 1341, 1586, 1612, 1788, 1891, 1937, 2196, 2379, 2418, 2682, 3172, 3627, 3782, 3874, 4619, 4758, 4836, 5364, 5673, 5811, 7137, 7254, 7564, 7748, 9089, 9238, 9516, 11346, 11622, 13857, 14274, 14508, 17019, 17433, 18178, 18476, 22692, 23244, 24583, 27267, 27714, 28548, 34038, 34866, 36356, 41571, 49166, 54534, 55428, 60047, 68076, 69732, 73749, 81801, 83142, 98332, 109068, 118157, 120094, 147498, 163602, 166284, 180141, 221247, 236314, 240188, 281759, 294996, 327204, 354471, 360282, 442494, 472628, 540423, 563518, 708942, 720564, 845277, 884988, 1063413, 1080846, 1127036, 1417884, 1690554, 2126826, 2161692, 2535831, 3381108, 3662867, 4253652, 5071662, 7325734, 10143324, 10988601, 14651468, 21977202, 32965803, 43954404, 65931606, 131863212]

約数ペア:

[(1, 131863212), (2, 65931606), (3, 43954404), (4, 32965803), (6, 21977202), (9, 14651468), (12, 10988601), (13, 10143324), (18, 7325734), (26, 5071662), (31, 4253652), (36, 3662867), (39, 3381108), (52, 2535831), (61, 2161692), (62, 2126826), (78, 1690554), (93, 1417884), (117, 1127036), (122, 1080846), (124, 1063413), (149, 884988), (156, 845277), (183, 720564), (186, 708942), (234, 563518), (244, 540423), (279, 472628), (298, 442494), (366, 360282), (372, 354471), (403, 327204), (447, 294996), (468, 281759), (549, 240188), (558, 236314), (596, 221247), (732, 180141), (793, 166284), (806, 163602), (894, 147498), (1098, 120094), (1116, 118157), (1209, 109068), (1341, 98332), (1586, 83142), (1612, 81801), (1788, 73749), (1891, 69732), (1937, 68076), (2196, 60047), (2379, 55428), (2418, 54534), (2682, 49166), (3172, 41571), (3627, 36356), (3782, 34866), (3874, 34038), (4619, 28548), (4758, 27714), (4836, 27267), (5364, 24583), (5673, 23244), (5811, 22692), (7137, 18476), (7254, 18178), (7564, 17433), (7748, 17019), (9089, 14508), (9238, 14274), (9516, 13857), (11346, 11622)]