28133039090

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6980903}}^1$

素因数の和:6980954

約数の個数: 32

約数和(自身を含む): 56294009856

約数和(自身を除く): 28160970766

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 6980903, 13961806, 34904515, 69809030, 90751739, 181503478, 216407993, 432815986, 453758695, 907517390, 1082039965, 2164079930, 2813303909, 5626607818, 14066519545, 28133039090]

約数ペア:

[(1, 28133039090), (2, 14066519545), (5, 5626607818), (10, 2813303909), (13, 2164079930), (26, 1082039965), (31, 907517390), (62, 453758695), (65, 432815986), (130, 216407993), (155, 181503478), (310, 90751739), (403, 69809030), (806, 34904515), (2015, 13961806), (4030, 6980903)]