78001329

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{487}}^1$

素因数の和:789

約数の個数: 32

約数和(自身を含む): 123678720

約数和(自身を除く): 45677391

約数列:

[1, 3, 7, 21, 29, 87, 203, 263, 487, 609, 789, 1461, 1841, 3409, 5523, 7627, 10227, 14123, 22881, 42369, 53389, 98861, 128081, 160167, 296583, 384243, 896567, 2689701, 3714349, 11143047, 26000443, 78001329]

約数ペア:

[(1, 78001329), (3, 26000443), (7, 11143047), (21, 3714349), (29, 2689701), (87, 896567), (203, 384243), (263, 296583), (487, 160167), (609, 128081), (789, 98861), (1461, 53389), (1841, 42369), (3409, 22881), (5523, 14123), (7627, 10227)]