258243075

素因数分解:

$3^2\times 5^2\times {\mathrm{149}}^1\times {\mathrm{7703}}^1$

素因数の和:7868

約数の個数: 36

約数和(自身を含む): 465706800

約数和(自身を除く): 207463725

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 149, 225, 447, 745, 1341, 2235, 3725, 6705, 7703, 11175, 23109, 33525, 38515, 69327, 115545, 192575, 346635, 577725, 1147747, 1733175, 3443241, 5738735, 10329723, 17216205, 28693675, 51648615, 86081025, 258243075]

約数ペア:

[(1, 258243075), (3, 86081025), (5, 51648615), (9, 28693675), (15, 17216205), (25, 10329723), (45, 5738735), (75, 3443241), (149, 1733175), (225, 1147747), (447, 577725), (745, 346635), (1341, 192575), (2235, 115545), (3725, 69327), (6705, 38515), (7703, 33525), (11175, 23109)]