47128215

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{2357}}^1$

素因数の和:2439

約数の個数: 32

約数和(自身を含む): 79681536

約数和(自身を除く): 32553321

約数列:

[1, 3, 5, 15, 31, 43, 93, 129, 155, 215, 465, 645, 1333, 2357, 3999, 6665, 7071, 11785, 19995, 35355, 73067, 101351, 219201, 304053, 365335, 506755, 1096005, 1520265, 3141881, 9425643, 15709405, 47128215]

約数ペア:

[(1, 47128215), (3, 15709405), (5, 9425643), (15, 3141881), (31, 1520265), (43, 1096005), (93, 506755), (129, 365335), (155, 304053), (215, 219201), (465, 101351), (645, 73067), (1333, 35355), (2357, 19995), (3999, 11785), (6665, 7071)]