199971416

素因数分解:

$2^3\times {\mathrm{67}}^1\times {\mathrm{349}}^1\times {\mathrm{1069}}^1$

素因数の和:1491

約数の個数: 32

約数和(自身を含む): 381990000

約数和(自身を除く): 182018584

約数列:

[1, 2, 4, 8, 67, 134, 268, 349, 536, 698, 1069, 1396, 2138, 2792, 4276, 8552, 23383, 46766, 71623, 93532, 143246, 187064, 286492, 373081, 572984, 746162, 1492324, 2984648, 24996427, 49992854, 99985708, 199971416]

約数ペア:

[(1, 199971416), (2, 99985708), (4, 49992854), (8, 24996427), (67, 2984648), (134, 1492324), (268, 746162), (349, 572984), (536, 373081), (698, 286492), (1069, 187064), (1396, 143246), (2138, 93532), (2792, 71623), (4276, 46766), (8552, 23383)]