638045942386

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{78797}}^1\times {\mathrm{238157}}^1$

素因数の和:316973

約数の個数: 16

約数和(自身を含む): 1013384200536

約数和(自身を除く): 375338258150

約数列:

[1, 2, 17, 34, 78797, 157594, 238157, 476314, 1339549, 2679098, 4048669, 8097338, 18766057129, 37532114258, 319022971193, 638045942386]

約数ペア:

[(1, 638045942386), (2, 319022971193), (17, 37532114258), (34, 18766057129), (78797, 8097338), (157594, 4048669), (238157, 2679098), (476314, 1339549)]