128373084

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{509417}}^1$

素因数の和:509434

約数の個数: 36

約数和(自身を含む): 370856304

約数和(自身を除く): 242483220

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 509417, 1018834, 1528251, 2037668, 3056502, 3565919, 4584753, 6113004, 7131838, 9169506, 10697757, 14263676, 18339012, 21395514, 32093271, 42791028, 64186542, 128373084]

約数ペア:

[(1, 128373084), (2, 64186542), (3, 42791028), (4, 32093271), (6, 21395514), (7, 18339012), (9, 14263676), (12, 10697757), (14, 9169506), (18, 7131838), (21, 6113004), (28, 4584753), (36, 3565919), (42, 3056502), (63, 2037668), (84, 1528251), (126, 1018834), (252, 509417)]