159705

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13}}^2$

素因数の和:47

約数の個数: 48

約数和(自身を含む): 351360

約数和(自身を除く): 191655

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 27, 35, 39, 45, 63, 65, 91, 105, 117, 135, 169, 189, 195, 273, 315, 351, 455, 507, 585, 819, 845, 945, 1183, 1365, 1521, 1755, 2457, 2535, 3549, 4095, 4563, 5915, 7605, 10647, 12285, 17745, 22815, 31941, 53235, 159705]

約数ペア:

[(1, 159705), (3, 53235), (5, 31941), (7, 22815), (9, 17745), (13, 12285), (15, 10647), (21, 7605), (27, 5915), (35, 4563), (39, 4095), (45, 3549), (63, 2535), (65, 2457), (91, 1755), (105, 1521), (117, 1365), (135, 1183), (169, 945), (189, 845), (195, 819), (273, 585), (315, 507), (351, 455)]