213462011

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1$

素因数の和:539

約数の個数: 32

約数和(自身を含む): 266112000

約数和(自身を除く): 52649989

約数列:

[1, 7, 23, 29, 131, 161, 203, 349, 667, 917, 2443, 3013, 3799, 4669, 8027, 10121, 21091, 26593, 45719, 56189, 70847, 87377, 232783, 320033, 611639, 1051537, 1325851, 1629481, 7360759, 9280957, 30494573, 213462011]

約数ペア:

[(1, 213462011), (7, 30494573), (23, 9280957), (29, 7360759), (131, 1629481), (161, 1325851), (203, 1051537), (349, 611639), (667, 320033), (917, 232783), (2443, 87377), (3013, 70847), (3799, 56189), (4669, 45719), (8027, 26593), (10121, 21091)]