1661528218

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6981211}}^1$

素因数の和:6981237

約数の個数: 16

約数和(自身を含む): 3015883584

約数和(自身を除く): 1354355366

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 6981211, 13962422, 48868477, 97736954, 118680587, 237361174, 830764109, 1661528218]

約数ペア:

[(1, 1661528218), (2, 830764109), (7, 237361174), (14, 118680587), (17, 97736954), (34, 48868477), (119, 13962422), (238, 6981211)]