13468390

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{331}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 26270496

約数和(自身を除く): 12802106

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 313, 331, 626, 662, 1565, 1655, 3130, 3310, 4069, 4303, 8138, 8606, 20345, 21515, 40690, 43030, 103603, 207206, 518015, 1036030, 1346839, 2693678, 6734195, 13468390]

約数ペア:

[(1, 13468390), (2, 6734195), (5, 2693678), (10, 1346839), (13, 1036030), (26, 518015), (65, 207206), (130, 103603), (313, 43030), (331, 40690), (626, 21515), (662, 20345), (1565, 8606), (1655, 8138), (3130, 4303), (3310, 4069)]