208570411

素因数分解:

$7^3\times {\mathrm{151}}^1\times {\mathrm{4027}}^1$

素因数の和:4199

約数の個数: 16

約数和(自身を含む): 244902400

約数和(自身を除く): 36331989

約数列:

[1, 7, 49, 151, 343, 1057, 4027, 7399, 28189, 51793, 197323, 608077, 1381261, 4256539, 29795773, 208570411]

約数ペア:

[(1, 208570411), (7, 29795773), (49, 4256539), (151, 1381261), (343, 608077), (1057, 197323), (4027, 51793), (7399, 28189)]