28225407

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{227}}^1$

素因数の和:459

約数の個数: 32

約数和(自身を含む): 44826624

約数和(自身を除く): 16601217

約数列:

[1, 3, 7, 21, 31, 93, 191, 217, 227, 573, 651, 681, 1337, 1589, 4011, 4767, 5921, 7037, 17763, 21111, 41447, 43357, 49259, 124341, 130071, 147777, 303499, 910497, 1344067, 4032201, 9408469, 28225407]

約数ペア:

[(1, 28225407), (3, 9408469), (7, 4032201), (21, 1344067), (31, 910497), (93, 303499), (191, 147777), (217, 130071), (227, 124341), (573, 49259), (651, 43357), (681, 41447), (1337, 21111), (1589, 17763), (4011, 7037), (4767, 5921)]