81899234

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{1307}}^1$

素因数の和:1442

約数の個数: 32

約数和(自身を含む): 138438720

約数和(自身を除く): 56539486

約数列:

[1, 2, 17, 19, 34, 38, 97, 194, 323, 646, 1307, 1649, 1843, 2614, 3298, 3686, 22219, 24833, 31331, 44438, 49666, 62662, 126779, 253558, 422161, 844322, 2155243, 2408801, 4310486, 4817602, 40949617, 81899234]

約数ペア:

[(1, 81899234), (2, 40949617), (17, 4817602), (19, 4310486), (34, 2408801), (38, 2155243), (97, 844322), (194, 422161), (323, 253558), (646, 126779), (1307, 62662), (1649, 49666), (1843, 44438), (2614, 31331), (3298, 24833), (3686, 22219)]