622897626

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{821}}^1$

素因数の和:1047

約数の個数: 64

約数和(自身を含む): 1372121856

約数和(自身を除く): 749224230

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 137, 142, 213, 274, 411, 426, 821, 822, 923, 1642, 1781, 1846, 2463, 2769, 3562, 4926, 5343, 5538, 9727, 10673, 10686, 19454, 21346, 29181, 32019, 58291, 58362, 64038, 112477, 116582, 126451, 174873, 224954, 252902, 337431, 349746, 379353, 674862, 757783, 758706, 1462201, 1515566, 2273349, 2924402, 4386603, 4546698, 7985867, 8773206, 15971734, 23957601, 47915202, 103816271, 207632542, 311448813, 622897626]

約数ペア:

[(1, 622897626), (2, 311448813), (3, 207632542), (6, 103816271), (13, 47915202), (26, 23957601), (39, 15971734), (71, 8773206), (78, 7985867), (137, 4546698), (142, 4386603), (213, 2924402), (274, 2273349), (411, 1515566), (426, 1462201), (821, 758706), (822, 757783), (923, 674862), (1642, 379353), (1781, 349746), (1846, 337431), (2463, 252902), (2769, 224954), (3562, 174873), (4926, 126451), (5343, 116582), (5538, 112477), (9727, 64038), (10673, 58362), (10686, 58291), (19454, 32019), (21346, 29181)]