391025286

素因数分解:

$2^1\times 3^3\times {\mathrm{103}}^1\times {\mathrm{229}}^1\times {\mathrm{307}}^1$

素因数の和:650

約数の個数: 64

約数和(自身を含む): 884083200

約数和(自身を除く): 493057914

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 103, 206, 229, 307, 309, 458, 614, 618, 687, 921, 927, 1374, 1842, 1854, 2061, 2763, 2781, 4122, 5526, 5562, 6183, 8289, 12366, 16578, 23587, 31621, 47174, 63242, 70303, 70761, 94863, 140606, 141522, 189726, 210909, 212283, 284589, 421818, 424566, 569178, 632727, 636849, 853767, 1265454, 1273698, 1707534, 1898181, 3796362, 7241209, 14482418, 21723627, 43447254, 65170881, 130341762, 195512643, 391025286]

約数ペア:

[(1, 391025286), (2, 195512643), (3, 130341762), (6, 65170881), (9, 43447254), (18, 21723627), (27, 14482418), (54, 7241209), (103, 3796362), (206, 1898181), (229, 1707534), (307, 1273698), (309, 1265454), (458, 853767), (614, 636849), (618, 632727), (687, 569178), (921, 424566), (927, 421818), (1374, 284589), (1842, 212283), (1854, 210909), (2061, 189726), (2763, 141522), (2781, 140606), (4122, 94863), (5526, 70761), (5562, 70303), (6183, 63242), (8289, 47174), (12366, 31621), (16578, 23587)]