156988195

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{3557}}^1$

素因数の和:3679

約数の個数: 32

約数和(自身を含む): 234315648

約数和(自身を除く): 77327453

約数列:

[1, 5, 7, 13, 35, 65, 91, 97, 455, 485, 679, 1261, 3395, 3557, 6305, 8827, 17785, 24899, 44135, 46241, 124495, 231205, 323687, 345029, 1618435, 1725145, 2415203, 4485377, 12076015, 22426885, 31397639, 156988195]

約数ペア:

[(1, 156988195), (5, 31397639), (7, 22426885), (13, 12076015), (35, 4485377), (65, 2415203), (91, 1725145), (97, 1618435), (455, 345029), (485, 323687), (679, 231205), (1261, 124495), (3395, 46241), (3557, 44135), (6305, 24899), (8827, 17785)]