22570015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{487}}^1$

素因数の和:559

約数の個数: 32

約数和(自身を含む): 31481856

約数和(自身を除く): 8911841

約数列:

[1, 5, 13, 23, 31, 65, 115, 155, 299, 403, 487, 713, 1495, 2015, 2435, 3565, 6331, 9269, 11201, 15097, 31655, 46345, 56005, 75485, 145613, 196261, 347231, 728065, 981305, 1736155, 4514003, 22570015]

約数ペア:

[(1, 22570015), (5, 4514003), (13, 1736155), (23, 981305), (31, 728065), (65, 347231), (115, 196261), (155, 145613), (299, 75485), (403, 56005), (487, 46345), (713, 31655), (1495, 15097), (2015, 11201), (2435, 9269), (3565, 6331)]