28251147498

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{207671}}^1$

素因数の和:207803

約数の個数: 64

約数和(自身を含む): 66986680320

約数和(自身を除く): 38735532822

約数列:

[1, 2, 3, 6, 7, 14, 21, 41, 42, 79, 82, 123, 158, 237, 246, 287, 474, 553, 574, 861, 1106, 1659, 1722, 3239, 3318, 6478, 9717, 19434, 22673, 45346, 68019, 136038, 207671, 415342, 623013, 1246026, 1453697, 2907394, 4361091, 8514511, 8722182, 16406009, 17029022, 25543533, 32812018, 49218027, 51087066, 59601577, 98436054, 114842063, 119203154, 178804731, 229684126, 344526189, 357609462, 672646369, 689052378, 1345292738, 2017939107, 4035878214, 4708524583, 9417049166, 14125573749, 28251147498]

約数ペア:

[(1, 28251147498), (2, 14125573749), (3, 9417049166), (6, 4708524583), (7, 4035878214), (14, 2017939107), (21, 1345292738), (41, 689052378), (42, 672646369), (79, 357609462), (82, 344526189), (123, 229684126), (158, 178804731), (237, 119203154), (246, 114842063), (287, 98436054), (474, 59601577), (553, 51087066), (574, 49218027), (861, 32812018), (1106, 25543533), (1659, 17029022), (1722, 16406009), (3239, 8722182), (3318, 8514511), (6478, 4361091), (9717, 2907394), (19434, 1453697), (22673, 1246026), (45346, 623013), (68019, 415342), (136038, 207671)]