278702718

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{10039}}^1$

素因数の和:10712

約数の個数: 32

約数和(自身を含む): 638062080

約数和(自身を除く): 359359362

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 661, 1322, 1983, 3966, 4627, 9254, 10039, 13881, 20078, 27762, 30117, 60234, 70273, 140546, 210819, 421638, 6635779, 13271558, 19907337, 39814674, 46450453, 92900906, 139351359, 278702718]

約数ペア:

[(1, 278702718), (2, 139351359), (3, 92900906), (6, 46450453), (7, 39814674), (14, 19907337), (21, 13271558), (42, 6635779), (661, 421638), (1322, 210819), (1983, 140546), (3966, 70273), (4627, 60234), (9254, 30117), (10039, 27762), (13881, 20078)]