209061272

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{120427}}^1$

素因数の和:120471

約数の個数: 32

約数和(自身を含む): 462443520

約数和(自身を除く): 253382248

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 120427, 240854, 481708, 842989, 963416, 1685978, 3371956, 3733237, 6743912, 7466474, 14932948, 26132659, 29865896, 52265318, 104530636, 209061272]

約数ペア:

[(1, 209061272), (2, 104530636), (4, 52265318), (7, 29865896), (8, 26132659), (14, 14932948), (28, 7466474), (31, 6743912), (56, 3733237), (62, 3371956), (124, 1685978), (217, 963416), (248, 842989), (434, 481708), (868, 240854), (1736, 120427)]