213535875

素因数分解:

$3^1\times 5^3\times 7^2\times {\mathrm{11621}}^1$

素因数の和:11653

約数の個数: 48

約数和(自身を含む): 413371296

約数和(自身を除く): 199835421

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 49, 75, 105, 125, 147, 175, 245, 375, 525, 735, 875, 1225, 2625, 3675, 6125, 11621, 18375, 34863, 58105, 81347, 174315, 244041, 290525, 406735, 569429, 871575, 1220205, 1452625, 1708287, 2033675, 2847145, 4357875, 6101025, 8541435, 10168375, 14235725, 30505125, 42707175, 71178625, 213535875]

約数ペア:

[(1, 213535875), (3, 71178625), (5, 42707175), (7, 30505125), (15, 14235725), (21, 10168375), (25, 8541435), (35, 6101025), (49, 4357875), (75, 2847145), (105, 2033675), (125, 1708287), (147, 1452625), (175, 1220205), (245, 871575), (375, 569429), (525, 406735), (735, 290525), (875, 244041), (1225, 174315), (2625, 81347), (3675, 58105), (6125, 34863), (11621, 18375)]