205704015

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{8969}}^1$

素因数の和:9127

約数の個数: 32

約数和(自身を含む): 361670400

約数和(自身を除く): 155966385

約数列:

[1, 3, 5, 11, 15, 33, 55, 139, 165, 417, 695, 1529, 2085, 4587, 7645, 8969, 22935, 26907, 44845, 98659, 134535, 295977, 493295, 1246691, 1479885, 3740073, 6233455, 13713601, 18700365, 41140803, 68568005, 205704015]

約数ペア:

[(1, 205704015), (3, 68568005), (5, 41140803), (11, 18700365), (15, 13713601), (33, 6233455), (55, 3740073), (139, 1479885), (165, 1246691), (417, 493295), (695, 295977), (1529, 134535), (2085, 98659), (4587, 44845), (7645, 26907), (8969, 22935)]