207931911

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{439}}^1\times {\mathrm{463}}^1$

素因数の和:947

約数の個数: 32

約数和(自身を含む): 313589760

約数和(自身を除く): 105657849

約数列:

[1, 3, 11, 31, 33, 93, 341, 439, 463, 1023, 1317, 1389, 4829, 5093, 13609, 14353, 14487, 15279, 40827, 43059, 149699, 157883, 203257, 449097, 473649, 609771, 2235827, 6300967, 6707481, 18902901, 69310637, 207931911]

約数ペア:

[(1, 207931911), (3, 69310637), (11, 18902901), (31, 6707481), (33, 6300967), (93, 2235827), (341, 609771), (439, 473649), (463, 449097), (1023, 203257), (1317, 157883), (1389, 149699), (4829, 43059), (5093, 40827), (13609, 15279), (14353, 14487)]