42078142

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{251}}^1\times {\mathrm{769}}^1$

素因数の和:1131

約数の個数: 16

約数和(自身を含む): 64033200

約数和(自身を除く): 21955058

約数列:

[1, 2, 109, 218, 251, 502, 769, 1538, 27359, 54718, 83821, 167642, 193019, 386038, 21039071, 42078142]

約数ペア:

[(1, 42078142), (2, 21039071), (109, 386038), (218, 193019), (251, 167642), (502, 83821), (769, 54718), (1538, 27359)]