399291270836

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{936679}}^1$

素因数の和:936852

約数の個数: 48

約数和(自身を含む): 755338752000

約数和(自身を除く): 356047481164

約数列:

[1, 2, 4, 19, 38, 71, 76, 79, 142, 158, 284, 316, 1349, 1501, 2698, 3002, 5396, 5609, 6004, 11218, 22436, 106571, 213142, 426284, 936679, 1873358, 3746716, 17796901, 35593802, 66504209, 71187604, 73997641, 133008418, 147995282, 266016836, 295990564, 1263579971, 1405955179, 2527159942, 2811910358, 5054319884, 5253832511, 5623820716, 10507665022, 21015330044, 99822817709, 199645635418, 399291270836]

約数ペア:

[(1, 399291270836), (2, 199645635418), (4, 99822817709), (19, 21015330044), (38, 10507665022), (71, 5623820716), (76, 5253832511), (79, 5054319884), (142, 2811910358), (158, 2527159942), (284, 1405955179), (316, 1263579971), (1349, 295990564), (1501, 266016836), (2698, 147995282), (3002, 133008418), (5396, 73997641), (5609, 71187604), (6004, 66504209), (11218, 35593802), (22436, 17796901), (106571, 3746716), (213142, 1873358), (426284, 936679)]