248897605

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{577}}^1$

素因数の和:658

約数の個数: 48

約数和(自身を含む): 354235392

約数和(自身を除く): 105337787

約数列:

[1, 5, 11, 23, 31, 55, 115, 121, 155, 253, 341, 577, 605, 713, 1265, 1705, 2783, 2885, 3565, 3751, 6347, 7843, 13271, 13915, 17887, 18755, 31735, 39215, 66355, 69817, 86273, 89435, 145981, 196757, 349085, 411401, 431365, 729905, 983785, 1605791, 2057005, 2164327, 4525411, 8028955, 10821635, 22627055, 49779521, 248897605]

約数ペア:

[(1, 248897605), (5, 49779521), (11, 22627055), (23, 10821635), (31, 8028955), (55, 4525411), (115, 2164327), (121, 2057005), (155, 1605791), (253, 983785), (341, 729905), (577, 431365), (605, 411401), (713, 349085), (1265, 196757), (1705, 145981), (2783, 89435), (2885, 86273), (3565, 69817), (3751, 66355), (6347, 39215), (7843, 31735), (13271, 18755), (13915, 17887)]