397968844

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{881}}^1$

素因数の和:995

約数の個数: 96

約数和(自身を含む): 921062016

約数和(自身を除く): 523093172

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 68, 73, 91, 119, 146, 182, 221, 238, 292, 364, 442, 476, 511, 881, 884, 949, 1022, 1241, 1547, 1762, 1898, 2044, 2482, 3094, 3524, 3796, 4964, 6167, 6188, 6643, 8687, 11453, 12334, 13286, 14977, 16133, 17374, 22906, 24668, 26572, 29954, 32266, 34748, 45812, 59908, 64313, 64532, 80171, 104839, 112931, 128626, 160342, 194701, 209678, 225862, 257252, 320684, 389402, 419356, 450191, 451724, 778804, 836069, 900382, 1093321, 1362907, 1672138, 1800764, 2186642, 2725814, 3344276, 4373284, 5451628, 5852483, 7653247, 11704966, 14213173, 15306494, 23409932, 28426346, 30612988, 56852692, 99492211, 198984422, 397968844]

約数ペア:

[(1, 397968844), (2, 198984422), (4, 99492211), (7, 56852692), (13, 30612988), (14, 28426346), (17, 23409932), (26, 15306494), (28, 14213173), (34, 11704966), (52, 7653247), (68, 5852483), (73, 5451628), (91, 4373284), (119, 3344276), (146, 2725814), (182, 2186642), (221, 1800764), (238, 1672138), (292, 1362907), (364, 1093321), (442, 900382), (476, 836069), (511, 778804), (881, 451724), (884, 450191), (949, 419356), (1022, 389402), (1241, 320684), (1547, 257252), (1762, 225862), (1898, 209678), (2044, 194701), (2482, 160342), (3094, 128626), (3524, 112931), (3796, 104839), (4964, 80171), (6167, 64532), (6188, 64313), (6643, 59908), (8687, 45812), (11453, 34748), (12334, 32266), (13286, 29954), (14977, 26572), (16133, 24668), (17374, 22906)]