168239968491

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{652237}}^1$

素因数の和:652491

約数の個数: 32

約数和(自身を含む): 261479605248

約数和(自身を除く): 93239636757

約数列:

[1, 3, 7, 21, 71, 173, 213, 497, 519, 1211, 1491, 3633, 12283, 36849, 85981, 257943, 652237, 1956711, 4565659, 13696977, 46308827, 112837001, 138926481, 324161789, 338511003, 789859007, 972485367, 2369577021, 8011427071, 24034281213, 56079989497, 168239968491]

約数ペア:

[(1, 168239968491), (3, 56079989497), (7, 24034281213), (21, 8011427071), (71, 2369577021), (173, 972485367), (213, 789859007), (497, 338511003), (519, 324161789), (1211, 138926481), (1491, 112837001), (3633, 46308827), (12283, 13696977), (36849, 4565659), (85981, 1956711), (257943, 652237)]