31583715

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2129}}^1$

素因数の和:2203

約数の個数: 32

約数和(自身を含む): 53982720

約数和(自身を除く): 22399005

約数列:

[1, 3, 5, 15, 23, 43, 69, 115, 129, 215, 345, 645, 989, 2129, 2967, 4945, 6387, 10645, 14835, 31935, 48967, 91547, 146901, 244835, 274641, 457735, 734505, 1373205, 2105581, 6316743, 10527905, 31583715]

約数ペア:

[(1, 31583715), (3, 10527905), (5, 6316743), (15, 2105581), (23, 1373205), (43, 734505), (69, 457735), (115, 274641), (129, 244835), (215, 146901), (345, 91547), (645, 48967), (989, 31935), (2129, 14835), (2967, 10645), (4945, 6387)]