31742325

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{1987}}^1$

素因数の和:2074

約数の個数: 36

約数和(自身を含む): 57683808

約数和(自身を除く): 25941483

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 213, 225, 355, 639, 1065, 1775, 1987, 3195, 5325, 5961, 9935, 15975, 17883, 29805, 49675, 89415, 141077, 149025, 423231, 447075, 705385, 1269693, 2116155, 3526925, 6348465, 10580775, 31742325]

約数ペア:

[(1, 31742325), (3, 10580775), (5, 6348465), (9, 3526925), (15, 2116155), (25, 1269693), (45, 705385), (71, 447075), (75, 423231), (213, 149025), (225, 141077), (355, 89415), (639, 49675), (1065, 29805), (1775, 17883), (1987, 15975), (3195, 9935), (5325, 5961)]