661878628

素因数分解:

$2^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1\times {\mathrm{367}}^1$

素因数の和:652

約数の個数: 48

約数和(自身を含む): 1215212544

約数和(自身を除く): 553333916

約数列:

[1, 2, 4, 47, 53, 94, 106, 181, 188, 212, 362, 367, 724, 734, 1468, 2491, 4982, 8507, 9593, 9964, 17014, 17249, 19186, 19451, 34028, 34498, 38372, 38902, 66427, 68996, 77804, 132854, 265708, 450871, 901742, 914197, 1803484, 1828394, 3122069, 3520631, 3656788, 6244138, 7041262, 12488276, 14082524, 165469657, 330939314, 661878628]

約数ペア:

[(1, 661878628), (2, 330939314), (4, 165469657), (47, 14082524), (53, 12488276), (94, 7041262), (106, 6244138), (181, 3656788), (188, 3520631), (212, 3122069), (362, 1828394), (367, 1803484), (724, 914197), (734, 901742), (1468, 450871), (2491, 265708), (4982, 132854), (8507, 77804), (9593, 68996), (9964, 66427), (17014, 38902), (17249, 38372), (19186, 34498), (19451, 34028)]