157400109

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{20551}}^1$

素因数の和:20617

約数の個数: 24

約数和(自身を含む): 243664512

約数和(自身を除く): 86264403

約数列:

[1, 3, 9, 23, 37, 69, 111, 207, 333, 851, 2553, 7659, 20551, 61653, 184959, 472673, 760387, 1418019, 2281161, 4254057, 6843483, 17488901, 52466703, 157400109]

約数ペア:

[(1, 157400109), (3, 52466703), (9, 17488901), (23, 6843483), (37, 4254057), (69, 2281161), (111, 1418019), (207, 760387), (333, 472673), (851, 184959), (2553, 61653), (7659, 20551)]