289480323

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{577}}^1\times {\mathrm{661}}^1$

素因数の和:1275

約数の個数: 32

約数和(自身を含む): 440796672

約数和(自身を除く): 151316349

約数列:

[1, 3, 11, 23, 33, 69, 253, 577, 661, 759, 1731, 1983, 6347, 7271, 13271, 15203, 19041, 21813, 39813, 45609, 145981, 167233, 381397, 437943, 501699, 1144191, 4195367, 8772131, 12586101, 26316393, 96493441, 289480323]

約数ペア:

[(1, 289480323), (3, 96493441), (11, 26316393), (23, 12586101), (33, 8772131), (69, 4195367), (253, 1144191), (577, 501699), (661, 437943), (759, 381397), (1731, 167233), (1983, 145981), (6347, 45609), (7271, 39813), (13271, 21813), (15203, 19041)]