72906778

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{306331}}^1$

素因数の和:306357

約数の個数: 16

約数和(自身を含む): 132335424

約数和(自身を除く): 59428646

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 306331, 612662, 2144317, 4288634, 5207627, 10415254, 36453389, 72906778]

約数ペア:

[(1, 72906778), (2, 36453389), (7, 10415254), (14, 5207627), (17, 4288634), (34, 2144317), (119, 612662), (238, 306331)]