201912135

素因数分解:

$3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{1481}}^1$

素因数の和:1699

約数の個数: 32

約数和(自身を含む): 330782400

約数和(自身を除く): 128870265

約数列:

[1, 3, 5, 15, 61, 149, 183, 305, 447, 745, 915, 1481, 2235, 4443, 7405, 9089, 22215, 27267, 45445, 90341, 136335, 220669, 271023, 451705, 662007, 1103345, 1355115, 3310035, 13460809, 40382427, 67304045, 201912135]

約数ペア:

[(1, 201912135), (3, 67304045), (5, 40382427), (15, 13460809), (61, 3310035), (149, 1355115), (183, 1103345), (305, 662007), (447, 451705), (745, 271023), (915, 220669), (1481, 136335), (2235, 90341), (4443, 45445), (7405, 27267), (9089, 22215)]