621944817

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{23909}}^1$

素因数の和:23977

約数の個数: 32

約数和(自身を含む): 964051200

約数和(自身を除く): 342106383

約数列:

[1, 3, 13, 23, 29, 39, 69, 87, 299, 377, 667, 897, 1131, 2001, 8671, 23909, 26013, 71727, 310817, 549907, 693361, 932451, 1649721, 2080083, 7148791, 9013693, 15947303, 21446373, 27041079, 47841909, 207314939, 621944817]

約数ペア:

[(1, 621944817), (3, 207314939), (13, 47841909), (23, 27041079), (29, 21446373), (39, 15947303), (69, 9013693), (87, 7148791), (299, 2080083), (377, 1649721), (667, 932451), (897, 693361), (1131, 549907), (2001, 310817), (8671, 71727), (23909, 26013)]