7822425

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 14249088

約数和(自身を除く): 6426663

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 71, 75, 113, 195, 213, 325, 339, 355, 565, 923, 975, 1065, 1469, 1695, 1775, 2769, 2825, 4407, 4615, 5325, 7345, 8023, 8475, 13845, 22035, 23075, 24069, 36725, 40115, 69225, 104299, 110175, 120345, 200575, 312897, 521495, 601725, 1564485, 2607475, 7822425]

約数ペア:

[(1, 7822425), (3, 2607475), (5, 1564485), (13, 601725), (15, 521495), (25, 312897), (39, 200575), (65, 120345), (71, 110175), (75, 104299), (113, 69225), (195, 40115), (213, 36725), (325, 24069), (339, 23075), (355, 22035), (565, 13845), (923, 8475), (975, 8023), (1065, 7345), (1469, 5325), (1695, 4615), (1775, 4407), (2769, 2825)]