30195893

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:317

約数の個数: 32

約数和(自身を含む): 39916800

約数和(自身を除く): 9720907

約数列:

[1, 7, 13, 17, 91, 119, 131, 149, 221, 917, 1043, 1547, 1703, 1937, 2227, 2533, 11921, 13559, 15589, 17731, 19519, 28951, 32929, 136633, 202657, 230503, 253747, 331823, 1776229, 2322761, 4313699, 30195893]

約数ペア:

[(1, 30195893), (7, 4313699), (13, 2322761), (17, 1776229), (91, 331823), (119, 253747), (131, 230503), (149, 202657), (221, 136633), (917, 32929), (1043, 28951), (1547, 19519), (1703, 17731), (1937, 15589), (2227, 13559), (2533, 11921)]