26721474

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:299

約数の個数: 64

約数和(自身を含む): 60673536

約数和(自身を除く): 33952062

約数列:

[1, 2, 3, 6, 13, 26, 37, 39, 47, 74, 78, 94, 111, 141, 197, 222, 282, 394, 481, 591, 611, 962, 1182, 1222, 1443, 1739, 1833, 2561, 2886, 3478, 3666, 5122, 5217, 7289, 7683, 9259, 10434, 14578, 15366, 18518, 21867, 22607, 27777, 43734, 45214, 55554, 67821, 94757, 120367, 135642, 189514, 240734, 284271, 342583, 361101, 568542, 685166, 722202, 1027749, 2055498, 4453579, 8907158, 13360737, 26721474]

約数ペア:

[(1, 26721474), (2, 13360737), (3, 8907158), (6, 4453579), (13, 2055498), (26, 1027749), (37, 722202), (39, 685166), (47, 568542), (74, 361101), (78, 342583), (94, 284271), (111, 240734), (141, 189514), (197, 135642), (222, 120367), (282, 94757), (394, 67821), (481, 55554), (591, 45214), (611, 43734), (962, 27777), (1182, 22607), (1222, 21867), (1443, 18518), (1739, 15366), (1833, 14578), (2561, 10434), (2886, 9259), (3478, 7683), (3666, 7289), (5122, 5217)]