31405028

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 60480000

約数和(自身を除く): 29074972

約数列:

[1, 2, 4, 23, 29, 46, 58, 79, 92, 116, 149, 158, 298, 316, 596, 667, 1334, 1817, 2291, 2668, 3427, 3634, 4321, 4582, 6854, 7268, 8642, 9164, 11771, 13708, 17284, 23542, 47084, 52693, 99383, 105386, 198766, 210772, 270733, 341359, 397532, 541466, 682718, 1082932, 1365436, 7851257, 15702514, 31405028]

約数ペア:

[(1, 31405028), (2, 15702514), (4, 7851257), (23, 1365436), (29, 1082932), (46, 682718), (58, 541466), (79, 397532), (92, 341359), (116, 270733), (149, 210772), (158, 198766), (298, 105386), (316, 99383), (596, 52693), (667, 47084), (1334, 23542), (1817, 17284), (2291, 13708), (2668, 11771), (3427, 9164), (3634, 8642), (4321, 7268), (4582, 6854)]