215331324

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1380329}}^1$

素因数の和:1380349

約数の個数: 24

約数和(自身を含む): 541089360

約数和(自身を除く): 325758036

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 1380329, 2760658, 4140987, 5521316, 8281974, 16563948, 17944277, 35888554, 53832831, 71777108, 107665662, 215331324]

約数ペア:

[(1, 215331324), (2, 107665662), (3, 71777108), (4, 53832831), (6, 35888554), (12, 17944277), (13, 16563948), (26, 8281974), (39, 5521316), (52, 4140987), (78, 2760658), (156, 1380329)]