51713116

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1$

素因数の和:239

約数の個数: 96

約数和(自身を含む): 120742272

約数和(自身を除く): 69029156

約数列:

[1, 2, 4, 7, 13, 14, 17, 26, 28, 34, 52, 61, 68, 91, 119, 122, 137, 182, 221, 238, 244, 274, 364, 427, 442, 476, 548, 793, 854, 884, 959, 1037, 1547, 1586, 1708, 1781, 1918, 2074, 2329, 3094, 3172, 3562, 3836, 4148, 4658, 5551, 6188, 7124, 7259, 8357, 9316, 11102, 12467, 13481, 14518, 16303, 16714, 22204, 24934, 26962, 29036, 30277, 32606, 33428, 49868, 53924, 58499, 60554, 65212, 94367, 108641, 116998, 121108, 142069, 188734, 211939, 217282, 233996, 284138, 377468, 423878, 434564, 568276, 760487, 847756, 994483, 1520974, 1846897, 1988966, 3041948, 3693794, 3977932, 7387588, 12928279, 25856558, 51713116]

約数ペア:

[(1, 51713116), (2, 25856558), (4, 12928279), (7, 7387588), (13, 3977932), (14, 3693794), (17, 3041948), (26, 1988966), (28, 1846897), (34, 1520974), (52, 994483), (61, 847756), (68, 760487), (91, 568276), (119, 434564), (122, 423878), (137, 377468), (182, 284138), (221, 233996), (238, 217282), (244, 211939), (274, 188734), (364, 142069), (427, 121108), (442, 116998), (476, 108641), (548, 94367), (793, 65212), (854, 60554), (884, 58499), (959, 53924), (1037, 49868), (1547, 33428), (1586, 32606), (1708, 30277), (1781, 29036), (1918, 26962), (2074, 24934), (2329, 22204), (3094, 16714), (3172, 16303), (3562, 14518), (3836, 13481), (4148, 12467), (4658, 11102), (5551, 9316), (6188, 8357), (7124, 7259)]