290400255

素因数分解:

$3^3\times 5^1\times {\mathrm{149}}^1\times {\mathrm{14437}}^1$

素因数の和:14600

約数の個数: 32

約数和(自身を含む): 519768000

約数和(自身を除く): 229367745

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 149, 447, 745, 1341, 2235, 4023, 6705, 14437, 20115, 43311, 72185, 129933, 216555, 389799, 649665, 1948995, 2151113, 6453339, 10755565, 19360017, 32266695, 58080051, 96800085, 290400255]

約数ペア:

[(1, 290400255), (3, 96800085), (5, 58080051), (9, 32266695), (15, 19360017), (27, 10755565), (45, 6453339), (135, 2151113), (149, 1948995), (447, 649665), (745, 389799), (1341, 216555), (2235, 129933), (4023, 72185), (6705, 43311), (14437, 20115)]