31219671

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{593}}^1$

素因数の和:735

約数の個数: 32

約数和(自身を含む): 50181120

約数和(自身を除く): 18961449

約数列:

[1, 3, 7, 21, 23, 69, 109, 161, 327, 483, 593, 763, 1779, 2289, 2507, 4151, 7521, 12453, 13639, 17549, 40917, 52647, 64637, 95473, 193911, 286419, 452459, 1357377, 1486651, 4459953, 10406557, 31219671]

約数ペア:

[(1, 31219671), (3, 10406557), (7, 4459953), (21, 1486651), (23, 1357377), (69, 452459), (109, 286419), (161, 193911), (327, 95473), (483, 64637), (593, 52647), (763, 40917), (1779, 17549), (2289, 13639), (2507, 12453), (4151, 7521)]