191482590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{21347}}^1$

素因数の和:21393

約数の個数: 64

約数和(自身を含む): 516450816

約数和(自身を除く): 324968226

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 65, 69, 78, 115, 130, 138, 195, 230, 299, 345, 390, 598, 690, 897, 1495, 1794, 2990, 4485, 8970, 21347, 42694, 64041, 106735, 128082, 213470, 277511, 320205, 490981, 555022, 640410, 832533, 981962, 1387555, 1472943, 1665066, 2454905, 2775110, 2945886, 4162665, 4909810, 6382753, 7364715, 8325330, 12765506, 14729430, 19148259, 31913765, 38296518, 63827530, 95741295, 191482590]

約数ペア:

[(1, 191482590), (2, 95741295), (3, 63827530), (5, 38296518), (6, 31913765), (10, 19148259), (13, 14729430), (15, 12765506), (23, 8325330), (26, 7364715), (30, 6382753), (39, 4909810), (46, 4162665), (65, 2945886), (69, 2775110), (78, 2454905), (115, 1665066), (130, 1472943), (138, 1387555), (195, 981962), (230, 832533), (299, 640410), (345, 555022), (390, 490981), (598, 320205), (690, 277511), (897, 213470), (1495, 128082), (1794, 106735), (2990, 64041), (4485, 42694), (8970, 21347)]