30781836

素因数分解:

$2^2\times 3^3\times {\mathrm{421}}^1\times {\mathrm{677}}^1$

素因数の和:1111

約数の個数: 48

約数和(自身を含む): 80112480

約数和(自身を除く): 49330644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 421, 677, 842, 1263, 1354, 1684, 2031, 2526, 2708, 3789, 4062, 5052, 6093, 7578, 8124, 11367, 12186, 15156, 18279, 22734, 24372, 36558, 45468, 73116, 285017, 570034, 855051, 1140068, 1710102, 2565153, 3420204, 5130306, 7695459, 10260612, 15390918, 30781836]

約数ペア:

[(1, 30781836), (2, 15390918), (3, 10260612), (4, 7695459), (6, 5130306), (9, 3420204), (12, 2565153), (18, 1710102), (27, 1140068), (36, 855051), (54, 570034), (108, 285017), (421, 73116), (677, 45468), (842, 36558), (1263, 24372), (1354, 22734), (1684, 18279), (2031, 15156), (2526, 12186), (2708, 11367), (3789, 8124), (4062, 7578), (5052, 6093)]