12928305

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{397}}^1$

素因数の和:585

約数の個数: 32

約数和(自身を含む): 22466304

約数和(自身を除く): 9537999

約数列:

[1, 3, 5, 13, 15, 39, 65, 167, 195, 397, 501, 835, 1191, 1985, 2171, 2505, 5161, 5955, 6513, 10855, 15483, 25805, 32565, 66299, 77415, 198897, 331495, 861887, 994485, 2585661, 4309435, 12928305]

約数ペア:

[(1, 12928305), (3, 4309435), (5, 2585661), (13, 994485), (15, 861887), (39, 331495), (65, 198897), (167, 77415), (195, 66299), (397, 32565), (501, 25805), (835, 15483), (1191, 10855), (1985, 6513), (2171, 5955), (2505, 5161)]