513118091330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1987}}^1\times {\mathrm{1986443}}^1$

素因数の和:1988450

約数の個数: 32

約数和(自身を含む): 995160769344

約数和(自身を除く): 482042678014

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1987, 3974, 9935, 19870, 25831, 51662, 129155, 258310, 1986443, 3972886, 9932215, 19864430, 25823759, 51647518, 129118795, 258237590, 3947062241, 7894124482, 19735311205, 39470622410, 51311809133, 102623618266, 256559045665, 513118091330]

約数ペア:

[(1, 513118091330), (2, 256559045665), (5, 102623618266), (10, 51311809133), (13, 39470622410), (26, 19735311205), (65, 7894124482), (130, 3947062241), (1987, 258237590), (3974, 129118795), (9935, 51647518), (19870, 25823759), (25831, 19864430), (51662, 9932215), (129155, 3972886), (258310, 1986443)]