27972430

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^2\times {\mathrm{163}}^1$

素因数の和:432

約数の個数: 24

約数和(自身を含む): 51048936

約数和(自身を除く): 23076506

約数列:

[1, 2, 5, 10, 131, 163, 262, 326, 655, 815, 1310, 1630, 17161, 21353, 34322, 42706, 85805, 106765, 171610, 213530, 2797243, 5594486, 13986215, 27972430]

約数ペア:

[(1, 27972430), (2, 13986215), (5, 5594486), (10, 2797243), (131, 213530), (163, 171610), (262, 106765), (326, 85805), (655, 42706), (815, 34322), (1310, 21353), (1630, 17161)]