222458015

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{977}}^1$

素因数の和:1139

約数の個数: 32

約数和(自身を含む): 299690496

約数和(自身を除く): 77232481

約数列:

[1, 5, 13, 31, 65, 113, 155, 403, 565, 977, 1469, 2015, 3503, 4885, 7345, 12701, 17515, 30287, 45539, 63505, 110401, 151435, 227695, 393731, 552005, 1435213, 1968655, 3422431, 7176065, 17112155, 44491603, 222458015]

約数ペア:

[(1, 222458015), (5, 44491603), (13, 17112155), (31, 7176065), (65, 3422431), (113, 1968655), (155, 1435213), (403, 552005), (565, 393731), (977, 227695), (1469, 151435), (2015, 110401), (3503, 63505), (4885, 45539), (7345, 30287), (12701, 17515)]