28345935

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1297}}^1$

素因数の和:1383

約数の個数: 32

約数和(自身を含む): 47849472

約数和(自身を除く): 19503537

約数列:

[1, 3, 5, 15, 31, 47, 93, 141, 155, 235, 465, 705, 1297, 1457, 3891, 4371, 6485, 7285, 19455, 21855, 40207, 60959, 120621, 182877, 201035, 304795, 603105, 914385, 1889729, 5669187, 9448645, 28345935]

約数ペア:

[(1, 28345935), (3, 9448645), (5, 5669187), (15, 1889729), (31, 914385), (47, 603105), (93, 304795), (141, 201035), (155, 182877), (235, 120621), (465, 60959), (705, 40207), (1297, 21855), (1457, 19455), (3891, 7285), (4371, 6485)]