68145441

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^2\times {\mathrm{113}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 115269504

約数和(自身を除く): 47124063

約数列:

[1, 3, 7, 13, 21, 39, 47, 91, 113, 141, 273, 329, 339, 611, 791, 987, 1469, 1833, 2209, 2373, 4277, 4407, 5311, 6627, 10283, 12831, 15463, 15933, 28717, 30849, 37177, 46389, 69043, 86151, 111531, 201019, 207129, 249617, 483301, 603057, 748851, 1449903, 1747319, 3245021, 5241957, 9735063, 22715147, 68145441]

約数ペア:

[(1, 68145441), (3, 22715147), (7, 9735063), (13, 5241957), (21, 3245021), (39, 1747319), (47, 1449903), (91, 748851), (113, 603057), (141, 483301), (273, 249617), (329, 207129), (339, 201019), (611, 111531), (791, 86151), (987, 69043), (1469, 46389), (1833, 37177), (2209, 30849), (2373, 28717), (4277, 15933), (4407, 15463), (5311, 12831), (6627, 10283)]