204865374

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{37}}^2\times {\mathrm{509}}^1$

素因数の和:602

約数の個数: 72

約数和(自身を含む): 490817880

約数和(自身を除く): 285952506

約数列:

[1, 2, 3, 6, 7, 14, 21, 37, 42, 49, 74, 98, 111, 147, 222, 259, 294, 509, 518, 777, 1018, 1369, 1527, 1554, 1813, 2738, 3054, 3563, 3626, 4107, 5439, 7126, 8214, 9583, 10689, 10878, 18833, 19166, 21378, 24941, 28749, 37666, 49882, 56499, 57498, 67081, 74823, 112998, 131831, 134162, 149646, 201243, 263662, 395493, 402486, 696821, 790986, 922817, 1393642, 1845634, 2090463, 2768451, 4180926, 4877747, 5536902, 9755494, 14633241, 29266482, 34144229, 68288458, 102432687, 204865374]

約数ペア:

[(1, 204865374), (2, 102432687), (3, 68288458), (6, 34144229), (7, 29266482), (14, 14633241), (21, 9755494), (37, 5536902), (42, 4877747), (49, 4180926), (74, 2768451), (98, 2090463), (111, 1845634), (147, 1393642), (222, 922817), (259, 790986), (294, 696821), (509, 402486), (518, 395493), (777, 263662), (1018, 201243), (1369, 149646), (1527, 134162), (1554, 131831), (1813, 112998), (2738, 74823), (3054, 67081), (3563, 57498), (3626, 56499), (4107, 49882), (5439, 37666), (7126, 28749), (8214, 24941), (9583, 21378), (10689, 19166), (10878, 18833)]