42817138

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7589}}^1$

素因数の和:7642

約数の個数: 32

約数和(自身を含む): 81607680

約数和(自身を除く): 38790542

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 2821, 5642, 7589, 15178, 53123, 98657, 106246, 197314, 235259, 470518, 690599, 1381198, 1646813, 3058367, 3293626, 6116734, 21408569, 42817138]

約数ペア:

[(1, 42817138), (2, 21408569), (7, 6116734), (13, 3293626), (14, 3058367), (26, 1646813), (31, 1381198), (62, 690599), (91, 470518), (182, 235259), (217, 197314), (403, 106246), (434, 98657), (806, 53123), (2821, 15178), (5642, 7589)]