51143986

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{13523}}^1$

素因数の和:13617

約数の個数: 16

約数和(自身を含む): 80494848

約数和(自身を除く): 29350862

約数列:

[1, 2, 31, 61, 62, 122, 1891, 3782, 13523, 27046, 419213, 824903, 838426, 1649806, 25571993, 51143986]

約数ペア:

[(1, 51143986), (2, 25571993), (31, 1649806), (61, 838426), (62, 824903), (122, 419213), (1891, 27046), (3782, 13523)]