30742719

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{103}}^1\times {\mathrm{233}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 48282624

約数和(自身を除く): 17539905

約数列:

[1, 3, 7, 21, 61, 103, 183, 233, 309, 427, 699, 721, 1281, 1631, 2163, 4893, 6283, 14213, 18849, 23999, 42639, 43981, 71997, 99491, 131943, 167993, 298473, 503979, 1463939, 4391817, 10247573, 30742719]

約数ペア:

[(1, 30742719), (3, 10247573), (7, 4391817), (21, 1463939), (61, 503979), (103, 298473), (183, 167993), (233, 131943), (309, 99491), (427, 71997), (699, 43981), (721, 42639), (1281, 23999), (1631, 18849), (2163, 14213), (4893, 6283)]