51663515

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{2237}}^1$

素因数の和:2422

約数の個数: 16

約数和(自身を含む): 64454400

約数和(自身を除く): 12790885

約数列:

[1, 5, 31, 149, 155, 745, 2237, 4619, 11185, 23095, 69347, 333313, 346735, 1666565, 10332703, 51663515]

約数ペア:

[(1, 51663515), (5, 10332703), (31, 1666565), (149, 346735), (155, 333313), (745, 69347), (2237, 23095), (4619, 11185)]