138352455

素因数分解:

$3^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{1361}}^1$

素因数の和:1629

約数の個数: 40

約数和(自身を含む): 249180624

約数和(自身を除く): 110828169

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 251, 405, 753, 1255, 1361, 2259, 3765, 4083, 6777, 6805, 11295, 12249, 20331, 20415, 33885, 36747, 61245, 101655, 110241, 183735, 341611, 551205, 1024833, 1708055, 3074499, 5124165, 9223497, 15372495, 27670491, 46117485, 138352455]

約数ペア:

[(1, 138352455), (3, 46117485), (5, 27670491), (9, 15372495), (15, 9223497), (27, 5124165), (45, 3074499), (81, 1708055), (135, 1024833), (251, 551205), (405, 341611), (753, 183735), (1255, 110241), (1361, 101655), (2259, 61245), (3765, 36747), (4083, 33885), (6777, 20415), (6805, 20331), (11295, 12249)]