213318399

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{10271}}^1$

素因数の和:10347

約数の個数: 32

約数和(自身を含む): 347111424

約数和(自身を除く): 133793025

約数列:

[1, 3, 7, 21, 23, 43, 69, 129, 161, 301, 483, 903, 989, 2967, 6923, 10271, 20769, 30813, 71897, 215691, 236233, 441653, 708699, 1324959, 1653631, 3091571, 4960893, 9274713, 10158019, 30474057, 71106133, 213318399]

約数ペア:

[(1, 213318399), (3, 71106133), (7, 30474057), (21, 10158019), (23, 9274713), (43, 4960893), (69, 3091571), (129, 1653631), (161, 1324959), (301, 708699), (483, 441653), (903, 236233), (989, 215691), (2967, 71897), (6923, 30813), (10271, 20769)]