47981025

素因数分解:

$3^3\times 5^2\times {\mathrm{31}}^1\times {\mathrm{2293}}^1$

素因数の和:2343

約数の個数: 48

約数和(自身を含む): 91025920

約数和(自身を除く): 43044895

約数列:

[1, 3, 5, 9, 15, 25, 27, 31, 45, 75, 93, 135, 155, 225, 279, 465, 675, 775, 837, 1395, 2293, 2325, 4185, 6879, 6975, 11465, 20637, 20925, 34395, 57325, 61911, 71083, 103185, 171975, 213249, 309555, 355415, 515925, 639747, 1066245, 1547775, 1777075, 1919241, 3198735, 5331225, 9596205, 15993675, 47981025]

約数ペア:

[(1, 47981025), (3, 15993675), (5, 9596205), (9, 5331225), (15, 3198735), (25, 1919241), (27, 1777075), (31, 1547775), (45, 1066245), (75, 639747), (93, 515925), (135, 355415), (155, 309555), (225, 213249), (279, 171975), (465, 103185), (675, 71083), (775, 61911), (837, 57325), (1395, 34395), (2293, 20925), (2325, 20637), (4185, 11465), (6879, 6975)]