42909145

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{5569}}^1$

素因数の和:5664

約数の個数: 16

約数和(自身を含む): 54541440

約数和(自身を除く): 11632295

約数列:

[1, 5, 23, 67, 115, 335, 1541, 5569, 7705, 27845, 128087, 373123, 640435, 1865615, 8581829, 42909145]

約数ペア:

[(1, 42909145), (5, 8581829), (23, 1865615), (67, 640435), (115, 373123), (335, 128087), (1541, 27845), (5569, 7705)]