128577406

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{151}}^1\times {\mathrm{173}}^1$

素因数の和:456

約数の個数: 32

約数和(自身を含む): 205659648

約数和(自身を除く): 77082242

約数列:

[1, 2, 23, 46, 107, 151, 173, 214, 302, 346, 2461, 3473, 3979, 4922, 6946, 7958, 16157, 18511, 26123, 32314, 37022, 52246, 371611, 425753, 600829, 743222, 851506, 1201658, 2795161, 5590322, 64288703, 128577406]

約数ペア:

[(1, 128577406), (2, 64288703), (23, 5590322), (46, 2795161), (107, 1201658), (151, 851506), (173, 743222), (214, 600829), (302, 425753), (346, 371611), (2461, 52246), (3473, 37022), (3979, 32314), (4922, 26123), (6946, 18511), (7958, 16157)]