393478903535

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{349}}^1\times {\mathrm{74101}}^1$

素因数の和:74651

約数の個数: 32

約数和(自身を含む): 504190008000

約数和(自身を除く): 110711104465

約数列:

[1, 5, 17, 85, 179, 349, 895, 1745, 3043, 5933, 15215, 29665, 62471, 74101, 312355, 370505, 1062007, 1259717, 5310035, 6298585, 13264079, 25861249, 66320395, 129306245, 225489343, 439641233, 1127446715, 2198206165, 4629163571, 23145817855, 78695780707, 393478903535]

約数ペア:

[(1, 393478903535), (5, 78695780707), (17, 23145817855), (85, 4629163571), (179, 2198206165), (349, 1127446715), (895, 439641233), (1745, 225489343), (3043, 129306245), (5933, 66320395), (15215, 25861249), (29665, 13264079), (62471, 6298585), (74101, 5310035), (312355, 1259717), (370505, 1062007)]