401798936

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1$

素因数の和:505

約数の個数: 128

約数和(自身を含む): 990351360

約数和(自身を除く): 588552424

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 31, 44, 53, 56, 62, 77, 88, 106, 124, 154, 212, 217, 248, 308, 341, 371, 397, 424, 434, 583, 616, 682, 742, 794, 868, 1166, 1364, 1484, 1588, 1643, 1736, 2332, 2387, 2728, 2779, 2968, 3176, 3286, 4081, 4367, 4664, 4774, 5558, 6572, 8162, 8734, 9548, 11116, 11501, 12307, 13144, 16324, 17468, 18073, 19096, 21041, 22232, 23002, 24614, 30569, 32648, 34936, 36146, 42082, 46004, 49228, 61138, 72292, 84164, 86149, 92008, 98456, 122276, 126511, 135377, 144584, 147287, 168328, 172298, 231451, 244552, 253022, 270754, 294574, 344596, 462902, 506044, 541508, 589148, 652271, 689192, 925804, 947639, 1012088, 1083016, 1178296, 1304542, 1620157, 1851608, 1895278, 2609084, 3240314, 3790556, 4565897, 5218168, 6480628, 7174981, 7581112, 9131794, 12961256, 14349962, 18263588, 28699924, 36527176, 50224867, 57399848, 100449734, 200899468, 401798936]

約数ペア:

[(1, 401798936), (2, 200899468), (4, 100449734), (7, 57399848), (8, 50224867), (11, 36527176), (14, 28699924), (22, 18263588), (28, 14349962), (31, 12961256), (44, 9131794), (53, 7581112), (56, 7174981), (62, 6480628), (77, 5218168), (88, 4565897), (106, 3790556), (124, 3240314), (154, 2609084), (212, 1895278), (217, 1851608), (248, 1620157), (308, 1304542), (341, 1178296), (371, 1083016), (397, 1012088), (424, 947639), (434, 925804), (583, 689192), (616, 652271), (682, 589148), (742, 541508), (794, 506044), (868, 462902), (1166, 344596), (1364, 294574), (1484, 270754), (1588, 253022), (1643, 244552), (1736, 231451), (2332, 172298), (2387, 168328), (2728, 147287), (2779, 144584), (2968, 135377), (3176, 126511), (3286, 122276), (4081, 98456), (4367, 92008), (4664, 86149), (4774, 84164), (5558, 72292), (6572, 61138), (8162, 49228), (8734, 46004), (9548, 42082), (11116, 36146), (11501, 34936), (12307, 32648), (13144, 30569), (16324, 24614), (17468, 23002), (18073, 22232), (19096, 21041)]