31067790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2153}}^1$

素因数の和:2213

約数の個数: 64

約数和(自身を含む): 82506816

約数和(自身を除く): 51439026

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 37, 39, 65, 74, 78, 111, 130, 185, 195, 222, 370, 390, 481, 555, 962, 1110, 1443, 2153, 2405, 2886, 4306, 4810, 6459, 7215, 10765, 12918, 14430, 21530, 27989, 32295, 55978, 64590, 79661, 83967, 139945, 159322, 167934, 238983, 279890, 398305, 419835, 477966, 796610, 839670, 1035593, 1194915, 2071186, 2389830, 3106779, 5177965, 6213558, 10355930, 15533895, 31067790]

約数ペア:

[(1, 31067790), (2, 15533895), (3, 10355930), (5, 6213558), (6, 5177965), (10, 3106779), (13, 2389830), (15, 2071186), (26, 1194915), (30, 1035593), (37, 839670), (39, 796610), (65, 477966), (74, 419835), (78, 398305), (111, 279890), (130, 238983), (185, 167934), (195, 159322), (222, 139945), (370, 83967), (390, 79661), (481, 64590), (555, 55978), (962, 32295), (1110, 27989), (1443, 21530), (2153, 14430), (2405, 12918), (2886, 10765), (4306, 7215), (4810, 6459)]