221598435

素因数分解:

$3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{157}}^1\times {\mathrm{1289}}^1$

素因数の和:1527

約数の個数: 32

約数和(自身を含む): 361984320

約数和(自身を除く): 140385885

約数列:

[1, 3, 5, 15, 73, 157, 219, 365, 471, 785, 1095, 1289, 2355, 3867, 6445, 11461, 19335, 34383, 57305, 94097, 171915, 202373, 282291, 470485, 607119, 1011865, 1411455, 3035595, 14773229, 44319687, 73866145, 221598435]

約数ペア:

[(1, 221598435), (3, 73866145), (5, 44319687), (15, 14773229), (73, 3035595), (157, 1411455), (219, 1011865), (365, 607119), (471, 470485), (785, 282291), (1095, 202373), (1289, 171915), (2355, 94097), (3867, 57305), (6445, 34383), (11461, 19335)]