1389719212

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1601059}}^1$

素因数の和:1601101

約数の個数: 24

約数和(自身を含む): 2869099520

約数和(自身を除く): 1479380308

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 1601059, 3202118, 6404236, 11207413, 22414826, 44829652, 49632829, 99265658, 198531316, 347429803, 694859606, 1389719212]

約数ペア:

[(1, 1389719212), (2, 694859606), (4, 347429803), (7, 198531316), (14, 99265658), (28, 49632829), (31, 44829652), (62, 22414826), (124, 11207413), (217, 6404236), (434, 3202118), (868, 1601059)]