16005129

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{641}}^1$

素因数の和:721

約数の個数: 32

約数和(自身を含む): 25885440

約数和(自身を除く): 9880311

約数列:

[1, 3, 7, 21, 29, 41, 87, 123, 203, 287, 609, 641, 861, 1189, 1923, 3567, 4487, 8323, 13461, 18589, 24969, 26281, 55767, 78843, 130123, 183967, 390369, 551901, 762149, 2286447, 5335043, 16005129]

約数ペア:

[(1, 16005129), (3, 5335043), (7, 2286447), (21, 762149), (29, 551901), (41, 390369), (87, 183967), (123, 130123), (203, 78843), (287, 55767), (609, 26281), (641, 24969), (861, 18589), (1189, 13461), (1923, 8323), (3567, 4487)]