16914729

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:321

約数の個数: 32

約数和(自身を含む): 25724160

約数和(自身を除く): 8809431

約数列:

[1, 3, 13, 23, 39, 69, 109, 173, 299, 327, 519, 897, 1417, 2249, 2507, 3979, 4251, 6747, 7521, 11937, 18857, 32591, 51727, 56571, 97773, 155181, 245141, 433711, 735423, 1301133, 5638243, 16914729]

約数ペア:

[(1, 16914729), (3, 5638243), (13, 1301133), (23, 735423), (39, 433711), (69, 245141), (109, 155181), (173, 97773), (299, 56571), (327, 51727), (519, 32591), (897, 18857), (1417, 11937), (2249, 7521), (2507, 6747), (3979, 4251)]