1490803454

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{853}}^1\times {\mathrm{4027}}^1$

素因数の和:4920

約数の個数: 32

約数和(自身を含む): 2641852416

約数和(自身を除く): 1151048962

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 853, 1706, 4027, 5971, 8054, 11942, 26443, 28189, 52886, 56378, 124837, 185101, 249674, 370202, 873859, 1747718, 3435031, 6870062, 24045217, 48090434, 106485961, 212971922, 745401727, 1490803454]

約数ペア:

[(1, 1490803454), (2, 745401727), (7, 212971922), (14, 106485961), (31, 48090434), (62, 24045217), (217, 6870062), (434, 3435031), (853, 1747718), (1706, 873859), (4027, 370202), (5971, 249674), (8054, 185101), (11942, 124837), (26443, 56378), (28189, 52886)]