71527989

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1163}}^1$

素因数の和:1281

約数の個数: 32

約数和(自身を含む): 109509120

約数和(自身を除く): 37981131

約数列:

[1, 3, 13, 19, 39, 57, 83, 247, 249, 741, 1079, 1163, 1577, 3237, 3489, 4731, 15119, 20501, 22097, 45357, 61503, 66291, 96529, 287261, 289587, 861783, 1254877, 1834051, 3764631, 5502153, 23842663, 71527989]

約数ペア:

[(1, 71527989), (3, 23842663), (13, 5502153), (19, 3764631), (39, 1834051), (57, 1254877), (83, 861783), (247, 289587), (249, 287261), (741, 96529), (1079, 66291), (1163, 61503), (1577, 45357), (3237, 22097), (3489, 20501), (4731, 15119)]