25629591

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:136

約数の個数: 64

約数和(自身を含む): 42577920

約数和(自身を除く): 16948329

約数列:

[1, 3, 13, 17, 29, 31, 39, 43, 51, 87, 93, 129, 221, 377, 403, 493, 527, 559, 663, 731, 899, 1131, 1209, 1247, 1333, 1479, 1581, 1677, 2193, 2697, 3741, 3999, 6409, 6851, 9503, 11687, 15283, 16211, 17329, 19227, 20553, 21199, 22661, 28509, 35061, 38657, 45849, 48633, 51987, 63597, 67983, 115971, 198679, 275587, 294593, 502541, 596037, 657169, 826761, 883779, 1507623, 1971507, 8543197, 25629591]

約数ペア:

[(1, 25629591), (3, 8543197), (13, 1971507), (17, 1507623), (29, 883779), (31, 826761), (39, 657169), (43, 596037), (51, 502541), (87, 294593), (93, 275587), (129, 198679), (221, 115971), (377, 67983), (403, 63597), (493, 51987), (527, 48633), (559, 45849), (663, 38657), (731, 35061), (899, 28509), (1131, 22661), (1209, 21199), (1247, 20553), (1333, 19227), (1479, 17329), (1581, 16211), (1677, 15283), (2193, 11687), (2697, 9503), (3741, 6851), (3999, 6409)]