157068683751

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{393655849}}^1$

素因数の和:393655878

約数の個数: 16

約数和(自身を含む): 251939744000

約数和(自身を除く): 94871060249

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 393655849, 1180967547, 2755590943, 7479461131, 8266772829, 22438383393, 52356227917, 157068683751]

約数ペア:

[(1, 157068683751), (3, 52356227917), (7, 22438383393), (19, 8266772829), (21, 7479461131), (57, 2755590943), (133, 1180967547), (399, 393655849)]