3121638

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1291}}^1$

素因数の和:1340

約数の個数: 32

約数和(自身を含む): 6945792

約数和(自身を除く): 3824154

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 806, 1209, 1291, 2418, 2582, 3873, 7746, 16783, 33566, 40021, 50349, 80042, 100698, 120063, 240126, 520273, 1040546, 1560819, 3121638]

約数ペア:

[(1, 3121638), (2, 1560819), (3, 1040546), (6, 520273), (13, 240126), (26, 120063), (31, 100698), (39, 80042), (62, 50349), (78, 40021), (93, 33566), (186, 16783), (403, 7746), (806, 3873), (1209, 2582), (1291, 2418)]