1330875

素因数分解:

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

素因数の和:54

約数の個数: 72

約数和(自身を含む): 2968992

約数和(自身を除く): 1638117

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 25, 35, 39, 45, 63, 65, 75, 91, 105, 117, 125, 169, 175, 195, 225, 273, 315, 325, 375, 455, 507, 525, 585, 819, 845, 875, 975, 1125, 1183, 1365, 1521, 1575, 1625, 2275, 2535, 2625, 2925, 3549, 4095, 4225, 4875, 5915, 6825, 7605, 7875, 10647, 11375, 12675, 14625, 17745, 20475, 21125, 29575, 34125, 38025, 53235, 63375, 88725, 102375, 147875, 190125, 266175, 443625, 1330875]

約数ペア:

[(1, 1330875), (3, 443625), (5, 266175), (7, 190125), (9, 147875), (13, 102375), (15, 88725), (21, 63375), (25, 53235), (35, 38025), (39, 34125), (45, 29575), (63, 21125), (65, 20475), (75, 17745), (91, 14625), (105, 12675), (117, 11375), (125, 10647), (169, 7875), (175, 7605), (195, 6825), (225, 5915), (273, 4875), (315, 4225), (325, 4095), (375, 3549), (455, 2925), (507, 2625), (525, 2535), (585, 2275), (819, 1625), (845, 1575), (875, 1521), (975, 1365), (1125, 1183)]