219371672

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{977}}^1$

素因数の和:1140

約数の個数: 64

約数和(自身を含む): 473195520

約数和(自身を除く): 253823848

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 104, 127, 136, 221, 254, 442, 508, 884, 977, 1016, 1651, 1768, 1954, 2159, 3302, 3908, 4318, 6604, 7816, 8636, 12701, 13208, 16609, 17272, 25402, 28067, 33218, 50804, 56134, 66436, 101608, 112268, 124079, 132872, 215917, 224536, 248158, 431834, 496316, 863668, 992632, 1613027, 1727336, 2109343, 3226054, 4218686, 6452108, 8437372, 12904216, 16874744, 27421459, 54842918, 109685836, 219371672]

約数ペア:

[(1, 219371672), (2, 109685836), (4, 54842918), (8, 27421459), (13, 16874744), (17, 12904216), (26, 8437372), (34, 6452108), (52, 4218686), (68, 3226054), (104, 2109343), (127, 1727336), (136, 1613027), (221, 992632), (254, 863668), (442, 496316), (508, 431834), (884, 248158), (977, 224536), (1016, 215917), (1651, 132872), (1768, 124079), (1954, 112268), (2159, 101608), (3302, 66436), (3908, 56134), (4318, 50804), (6604, 33218), (7816, 28067), (8636, 25402), (12701, 17272), (13208, 16609)]