53717475

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:385

約数の個数: 72

約数和(自身を含む): 105850368

約数和(自身を除く): 52132893

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 47, 49, 75, 105, 141, 147, 175, 235, 245, 311, 329, 525, 705, 735, 933, 987, 1175, 1225, 1555, 1645, 2177, 2303, 3525, 3675, 4665, 4935, 6531, 6909, 7775, 8225, 10885, 11515, 14617, 15239, 23325, 24675, 32655, 34545, 43851, 45717, 54425, 57575, 73085, 76195, 102319, 163275, 172725, 219255, 228585, 306957, 365425, 380975, 511595, 716233, 1096275, 1142925, 1534785, 2148699, 2557975, 3581165, 7673925, 10743495, 17905825, 53717475]

約数ペア:

[(1, 53717475), (3, 17905825), (5, 10743495), (7, 7673925), (15, 3581165), (21, 2557975), (25, 2148699), (35, 1534785), (47, 1142925), (49, 1096275), (75, 716233), (105, 511595), (141, 380975), (147, 365425), (175, 306957), (235, 228585), (245, 219255), (311, 172725), (329, 163275), (525, 102319), (705, 76195), (735, 73085), (933, 57575), (987, 54425), (1175, 45717), (1225, 43851), (1555, 34545), (1645, 32655), (2177, 24675), (2303, 23325), (3525, 15239), (3675, 14617), (4665, 11515), (4935, 10885), (6531, 8225), (6909, 7775)]