30907578

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{5581}}^1$

素因数の和:5670

約数の個数: 32

約数和(自身を含む): 67519872

約数和(自身を除く): 36612294

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 213, 426, 923, 1846, 2769, 5538, 5581, 11162, 16743, 33486, 72553, 145106, 217659, 396251, 435318, 792502, 1188753, 2377506, 5151263, 10302526, 15453789, 30907578]

約数ペア:

[(1, 30907578), (2, 15453789), (3, 10302526), (6, 5151263), (13, 2377506), (26, 1188753), (39, 792502), (71, 435318), (78, 396251), (142, 217659), (213, 145106), (426, 72553), (923, 33486), (1846, 16743), (2769, 11162), (5538, 5581)]