8930025

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:143

約数の個数: 72

約数和(自身を含む): 17873856

約数和(自身を除く): 8943831

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 43, 45, 65, 71, 75, 117, 129, 195, 213, 215, 225, 325, 355, 387, 559, 585, 639, 645, 923, 975, 1065, 1075, 1677, 1775, 1935, 2769, 2795, 2925, 3053, 3195, 3225, 4615, 5031, 5325, 8307, 8385, 9159, 9675, 13845, 13975, 15265, 15975, 23075, 25155, 27477, 39689, 41535, 41925, 45795, 69225, 76325, 119067, 125775, 137385, 198445, 207675, 228975, 357201, 595335, 686925, 992225, 1786005, 2976675, 8930025]

約数ペア:

[(1, 8930025), (3, 2976675), (5, 1786005), (9, 992225), (13, 686925), (15, 595335), (25, 357201), (39, 228975), (43, 207675), (45, 198445), (65, 137385), (71, 125775), (75, 119067), (117, 76325), (129, 69225), (195, 45795), (213, 41925), (215, 41535), (225, 39689), (325, 27477), (355, 25155), (387, 23075), (559, 15975), (585, 15265), (639, 13975), (645, 13845), (923, 9675), (975, 9159), (1065, 8385), (1075, 8307), (1677, 5325), (1775, 5031), (1935, 4615), (2769, 3225), (2795, 3195), (2925, 3053)]