81516422

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{5323}}^1$

素因数の和:5388

約数の個数: 32

約数和(自身を含む): 143109120

約数和(自身を除く): 61592698

約数列:

[1, 2, 13, 19, 26, 31, 38, 62, 247, 403, 494, 589, 806, 1178, 5323, 7657, 10646, 15314, 69199, 101137, 138398, 165013, 202274, 330026, 1314781, 2145169, 2629562, 3135247, 4290338, 6270494, 40758211, 81516422]

約数ペア:

[(1, 81516422), (2, 40758211), (13, 6270494), (19, 4290338), (26, 3135247), (31, 2629562), (38, 2145169), (62, 1314781), (247, 330026), (403, 202274), (494, 165013), (589, 138398), (806, 101137), (1178, 69199), (5323, 15314), (7657, 10646)]