131863576

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{509}}^1$

素因数の和:628

約数の個数: 64

約数和(自身を含む): 277603200

約数和(自身を除く): 145739624

約数列:

[1, 2, 4, 8, 13, 26, 47, 52, 53, 94, 104, 106, 188, 212, 376, 424, 509, 611, 689, 1018, 1222, 1378, 2036, 2444, 2491, 2756, 4072, 4888, 4982, 5512, 6617, 9964, 13234, 19928, 23923, 26468, 26977, 32383, 47846, 52936, 53954, 64766, 95692, 107908, 129532, 191384, 215816, 259064, 310999, 350701, 621998, 701402, 1243996, 1267919, 1402804, 2487992, 2535838, 2805608, 5071676, 10143352, 16482947, 32965894, 65931788, 131863576]

約数ペア:

[(1, 131863576), (2, 65931788), (4, 32965894), (8, 16482947), (13, 10143352), (26, 5071676), (47, 2805608), (52, 2535838), (53, 2487992), (94, 1402804), (104, 1267919), (106, 1243996), (188, 701402), (212, 621998), (376, 350701), (424, 310999), (509, 259064), (611, 215816), (689, 191384), (1018, 129532), (1222, 107908), (1378, 95692), (2036, 64766), (2444, 53954), (2491, 52936), (2756, 47846), (4072, 32383), (4888, 26977), (4982, 26468), (5512, 23923), (6617, 19928), (9964, 13234)]