1213751355

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{2790233}}^1$

素因数の和:2790270

約数の個数: 16

約数和(自身を含む): 2008968480

約数和(自身を除く): 795217125

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 2790233, 8370699, 13951165, 41853495, 80916757, 242750271, 404583785, 1213751355]

約数ペア:

[(1, 1213751355), (3, 404583785), (5, 242750271), (15, 80916757), (29, 41853495), (87, 13951165), (145, 8370699), (435, 2790233)]