1388722018

素因数分解:

$2^1\times {\mathrm{149}}^1\times {\mathrm{1163}}^1\times {\mathrm{4007}}^1$

素因数の和:5321

約数の個数: 16

約数和(自身を含む): 2099390400

約数和(自身を除く): 710668382

約数列:

[1, 2, 149, 298, 1163, 2326, 4007, 8014, 173287, 346574, 597043, 1194086, 4660141, 9320282, 694361009, 1388722018]

約数ペア:

[(1, 1388722018), (2, 694361009), (149, 9320282), (298, 4660141), (1163, 1194086), (2326, 597043), (4007, 346574), (8014, 173287)]