2950973775

素因数分解:

$3^{10}\times 5^2\times {\mathrm{1999}}^1$

素因数の和:2039

約数の個数: 66

約数和(自身を含む): 5491526000

約数和(自身を除く): 2540552225

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 405, 675, 729, 1215, 1999, 2025, 2187, 3645, 5997, 6075, 6561, 9995, 10935, 17991, 18225, 19683, 29985, 32805, 49975, 53973, 54675, 59049, 89955, 98415, 149925, 161919, 164025, 269865, 295245, 449775, 485757, 492075, 809595, 1349325, 1457271, 1476225, 2428785, 4047975, 4371813, 7286355, 12143925, 13115439, 21859065, 36431775, 39346317, 65577195, 109295325, 118038951, 196731585, 327885975, 590194755, 983657925, 2950973775]

約数ペア:

[(1, 2950973775), (3, 983657925), (5, 590194755), (9, 327885975), (15, 196731585), (25, 118038951), (27, 109295325), (45, 65577195), (75, 39346317), (81, 36431775), (135, 21859065), (225, 13115439), (243, 12143925), (405, 7286355), (675, 4371813), (729, 4047975), (1215, 2428785), (1999, 1476225), (2025, 1457271), (2187, 1349325), (3645, 809595), (5997, 492075), (6075, 485757), (6561, 449775), (9995, 295245), (10935, 269865), (17991, 164025), (18225, 161919), (19683, 149925), (29985, 98415), (32805, 89955), (49975, 59049), (53973, 54675)]