2518725

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1$

素因数の和:138

約数の個数: 48

約数和(自身を含む): 4713984

約数和(自身を除く): 2195259

約数列:

[1, 3, 5, 11, 15, 25, 33, 43, 55, 71, 75, 129, 165, 213, 215, 275, 355, 473, 645, 781, 825, 1065, 1075, 1419, 1775, 2343, 2365, 3053, 3225, 3905, 5325, 7095, 9159, 11715, 11825, 15265, 19525, 33583, 35475, 45795, 58575, 76325, 100749, 167915, 228975, 503745, 839575, 2518725]

約数ペア:

[(1, 2518725), (3, 839575), (5, 503745), (11, 228975), (15, 167915), (25, 100749), (33, 76325), (43, 58575), (55, 45795), (71, 35475), (75, 33583), (129, 19525), (165, 15265), (213, 11825), (215, 11715), (275, 9159), (355, 7095), (473, 5325), (645, 3905), (781, 3225), (825, 3053), (1065, 2365), (1075, 2343), (1419, 1775)]