1916702949

素因数分解:

$3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{541}}^1\times {\mathrm{1493}}^1$

素因数の和:2157

約数の個数: 32

約数和(自身を含む): 2953960704

約数和(自身を除く): 1037257755

約数列:

[1, 3, 7, 21, 113, 339, 541, 791, 1493, 1623, 2373, 3787, 4479, 10451, 11361, 31353, 61133, 168709, 183399, 427931, 506127, 807713, 1180963, 1283793, 2423139, 3542889, 5653991, 16961973, 91271569, 273814707, 638900983, 1916702949]

約数ペア:

[(1, 1916702949), (3, 638900983), (7, 273814707), (21, 91271569), (113, 16961973), (339, 5653991), (541, 3542889), (791, 2423139), (1493, 1283793), (1623, 1180963), (2373, 807713), (3787, 506127), (4479, 427931), (10451, 183399), (11361, 168709), (31353, 61133)]