212919917

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{38069}}^1$

素因数の和:38140

約数の個数: 16

約数和(自身を含む): 263139840

約数和(自身を除く): 50219923

約数列:

[1, 7, 17, 47, 119, 329, 799, 5593, 38069, 266483, 647173, 1789243, 4530211, 12524701, 30417131, 212919917]

約数ペア:

[(1, 212919917), (7, 30417131), (17, 12524701), (47, 4530211), (119, 1789243), (329, 647173), (799, 266483), (5593, 38069)]