1387171630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{9871}}^1$

素因数の和:9961

約数の個数: 64

約数和(自身を含む): 2865881088

約数和(自身を除く): 1478709458

約数列:

[1, 2, 5, 10, 13, 23, 26, 46, 47, 65, 94, 115, 130, 230, 235, 299, 470, 598, 611, 1081, 1222, 1495, 2162, 2990, 3055, 5405, 6110, 9871, 10810, 14053, 19742, 28106, 49355, 70265, 98710, 128323, 140530, 227033, 256646, 454066, 463937, 641615, 927874, 1135165, 1283230, 2270330, 2319685, 2951429, 4639370, 5902858, 6031181, 10670551, 12062362, 14757145, 21341102, 29514290, 30155905, 53352755, 60311810, 106705510, 138717163, 277434326, 693585815, 1387171630]

約数ペア:

[(1, 1387171630), (2, 693585815), (5, 277434326), (10, 138717163), (13, 106705510), (23, 60311810), (26, 53352755), (46, 30155905), (47, 29514290), (65, 21341102), (94, 14757145), (115, 12062362), (130, 10670551), (230, 6031181), (235, 5902858), (299, 4639370), (470, 2951429), (598, 2319685), (611, 2270330), (1081, 1283230), (1222, 1135165), (1495, 927874), (2162, 641615), (2990, 463937), (3055, 454066), (5405, 256646), (6110, 227033), (9871, 140530), (10810, 128323), (14053, 98710), (19742, 70265), (28106, 49355)]