401245686

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{857}}^1$

素因数の和:958

約数の個数: 72

約数和(自身を含む): 941620680

約数和(自身を除く): 540374994

約数列:

[1, 2, 3, 6, 9, 18, 19, 37, 38, 57, 74, 111, 114, 171, 222, 333, 342, 666, 703, 857, 1369, 1406, 1714, 2109, 2571, 2738, 4107, 4218, 5142, 6327, 7713, 8214, 12321, 12654, 15426, 16283, 24642, 26011, 31709, 32566, 48849, 52022, 63418, 78033, 95127, 97698, 146547, 156066, 190254, 234099, 285381, 293094, 468198, 570762, 602471, 1173233, 1204942, 1807413, 2346466, 3519699, 3614826, 5422239, 7039398, 10559097, 10844478, 21118194, 22291427, 44582854, 66874281, 133748562, 200622843, 401245686]

約数ペア:

[(1, 401245686), (2, 200622843), (3, 133748562), (6, 66874281), (9, 44582854), (18, 22291427), (19, 21118194), (37, 10844478), (38, 10559097), (57, 7039398), (74, 5422239), (111, 3614826), (114, 3519699), (171, 2346466), (222, 1807413), (333, 1204942), (342, 1173233), (666, 602471), (703, 570762), (857, 468198), (1369, 293094), (1406, 285381), (1714, 234099), (2109, 190254), (2571, 156066), (2738, 146547), (4107, 97698), (4218, 95127), (5142, 78033), (6327, 63418), (7713, 52022), (8214, 48849), (12321, 32566), (12654, 31709), (15426, 26011), (16283, 24642)]