15802371

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1$

素因数の和:417

約数の個数: 40

約数和(自身を含む): 26087600

約数和(自身を除く): 10285229

約数列:

[1, 3, 9, 13, 27, 39, 43, 81, 117, 129, 349, 351, 387, 559, 1047, 1053, 1161, 1677, 3141, 3483, 4537, 5031, 9423, 13611, 15007, 15093, 28269, 40833, 45021, 45279, 122499, 135063, 195091, 367497, 405189, 585273, 1215567, 1755819, 5267457, 15802371]

約数ペア:

[(1, 15802371), (3, 5267457), (9, 1755819), (13, 1215567), (27, 585273), (39, 405189), (43, 367497), (81, 195091), (117, 135063), (129, 122499), (349, 45279), (351, 45021), (387, 40833), (559, 28269), (1047, 15093), (1053, 15007), (1161, 13611), (1677, 9423), (3141, 5031), (3483, 4537)]