15728973

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{8581}}^1$

素因数の和:8644

約数の個数: 16

約数和(自身を含む): 23068416

約数和(自身を除く): 7339443

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 8581, 25743, 111553, 334659, 403307, 1209921, 5242991, 15728973]

約数ペア:

[(1, 15728973), (3, 5242991), (13, 1209921), (39, 403307), (47, 334659), (141, 111553), (611, 25743), (1833, 8581)]