87674379

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{661}}^1$

素因数の和:875

約数の個数: 32

約数和(自身を含む): 133459200

約数和(自身を除く): 45784821

約数列:

[1, 3, 13, 19, 39, 57, 179, 247, 537, 661, 741, 1983, 2327, 3401, 6981, 8593, 10203, 12559, 25779, 37677, 44213, 118319, 132639, 163267, 354957, 489801, 1538147, 2248061, 4614441, 6744183, 29224793, 87674379]

約数ペア:

[(1, 87674379), (3, 29224793), (13, 6744183), (19, 4614441), (39, 2248061), (57, 1538147), (179, 489801), (247, 354957), (537, 163267), (661, 132639), (741, 118319), (1983, 44213), (2327, 37677), (3401, 25779), (6981, 12559), (8593, 10203)]