389925876

素因数分解:

$2^2\times 3^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1\times {\mathrm{1499}}^1$

素因数の和:1968

約数の個数: 48

約数和(自身を含む): 929880000

約数和(自身を除く): 539954124

約数列:

[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 318, 409, 636, 818, 1227, 1499, 1636, 2454, 2998, 4497, 4908, 5996, 8994, 17988, 21677, 43354, 65031, 79447, 86708, 130062, 158894, 238341, 260124, 317788, 476682, 613091, 953364, 1226182, 1839273, 2452364, 3678546, 7357092, 32493823, 64987646, 97481469, 129975292, 194962938, 389925876]

約数ペア:

[(1, 389925876), (2, 194962938), (3, 129975292), (4, 97481469), (6, 64987646), (12, 32493823), (53, 7357092), (106, 3678546), (159, 2452364), (212, 1839273), (318, 1226182), (409, 953364), (636, 613091), (818, 476682), (1227, 317788), (1499, 260124), (1636, 238341), (2454, 158894), (2998, 130062), (4497, 86708), (4908, 79447), (5996, 65031), (8994, 43354), (17988, 21677)]