1397972784

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{2240341}}^1$

素因数の和:2240365

約数の個数: 40

約数和(自身を含む): 3889233712

約数和(自身を除く): 2491260928

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 312, 624, 2240341, 4480682, 6721023, 8961364, 13442046, 17922728, 26884092, 29124433, 35845456, 53768184, 58248866, 87373299, 107536368, 116497732, 174746598, 232995464, 349493196, 465990928, 698986392, 1397972784]

約数ペア:

[(1, 1397972784), (2, 698986392), (3, 465990928), (4, 349493196), (6, 232995464), (8, 174746598), (12, 116497732), (13, 107536368), (16, 87373299), (24, 58248866), (26, 53768184), (39, 35845456), (48, 29124433), (52, 26884092), (78, 17922728), (104, 13442046), (156, 8961364), (208, 6721023), (312, 4480682), (624, 2240341)]