261812174

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1$

素因数の和:585

約数の個数: 64

約数和(自身を含む): 472227840

約数和(自身を除く): 210415666

約数列:

[1, 2, 13, 23, 26, 29, 31, 46, 58, 62, 299, 377, 403, 487, 598, 667, 713, 754, 806, 899, 974, 1334, 1426, 1798, 6331, 8671, 9269, 11201, 11687, 12662, 14123, 15097, 17342, 18538, 20677, 22402, 23374, 28246, 30194, 41354, 145613, 183599, 196261, 268801, 291226, 324829, 347231, 367198, 392522, 437813, 537602, 649658, 694462, 875626, 4222777, 4514003, 5691569, 8445554, 9028006, 10069699, 11383138, 20139398, 130906087, 261812174]

約数ペア:

[(1, 261812174), (2, 130906087), (13, 20139398), (23, 11383138), (26, 10069699), (29, 9028006), (31, 8445554), (46, 5691569), (58, 4514003), (62, 4222777), (299, 875626), (377, 694462), (403, 649658), (487, 537602), (598, 437813), (667, 392522), (713, 367198), (754, 347231), (806, 324829), (899, 291226), (974, 268801), (1334, 196261), (1426, 183599), (1798, 145613), (6331, 41354), (8671, 30194), (9269, 28246), (11201, 23374), (11687, 22402), (12662, 20677), (14123, 18538), (15097, 17342)]