660918465

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1\times {\mathrm{1481}}^1$

素因数の和:1750

約数の個数: 48

約数和(自身を含む): 1176304896

約数和(自身を除く): 515386431

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 211, 235, 423, 633, 705, 1055, 1481, 1899, 2115, 3165, 4443, 7405, 9495, 9917, 13329, 22215, 29751, 49585, 66645, 69607, 89253, 148755, 208821, 312491, 348035, 446265, 626463, 937473, 1044105, 1562455, 2812419, 3132315, 4687365, 14062095, 14687077, 44061231, 73435385, 132183693, 220306155, 660918465]

約数ペア:

[(1, 660918465), (3, 220306155), (5, 132183693), (9, 73435385), (15, 44061231), (45, 14687077), (47, 14062095), (141, 4687365), (211, 3132315), (235, 2812419), (423, 1562455), (633, 1044105), (705, 937473), (1055, 626463), (1481, 446265), (1899, 348035), (2115, 312491), (3165, 208821), (4443, 148755), (7405, 89253), (9495, 69607), (9917, 66645), (13329, 49585), (22215, 29751)]