826640646

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{2447}}^1$

素因数の和:2597

約数の個数: 64

約数和(自身を含む): 1835882496

約数和(自身を除く): 1009241850

約数列:

[1, 2, 3, 6, 13, 26, 39, 61, 71, 78, 122, 142, 183, 213, 366, 426, 793, 923, 1586, 1846, 2379, 2447, 2769, 4331, 4758, 4894, 5538, 7341, 8662, 12993, 14682, 25986, 31811, 56303, 63622, 95433, 112606, 149267, 168909, 173737, 190866, 298534, 337818, 347474, 447801, 521211, 895602, 1042422, 1940471, 2258581, 3880942, 4517162, 5821413, 6775743, 10597957, 11642826, 13551486, 21195914, 31793871, 63587742, 137773441, 275546882, 413320323, 826640646]

約数ペア:

[(1, 826640646), (2, 413320323), (3, 275546882), (6, 137773441), (13, 63587742), (26, 31793871), (39, 21195914), (61, 13551486), (71, 11642826), (78, 10597957), (122, 6775743), (142, 5821413), (183, 4517162), (213, 3880942), (366, 2258581), (426, 1940471), (793, 1042422), (923, 895602), (1586, 521211), (1846, 447801), (2379, 347474), (2447, 337818), (2769, 298534), (4331, 190866), (4758, 173737), (4894, 168909), (5538, 149267), (7341, 112606), (8662, 95433), (12993, 63622), (14682, 56303), (25986, 31811)]