1970196723

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{213989}}^1$

素因数の和:214040

約数の個数: 32

約数和(自身を含む): 3286886400

約数和(自身を除く): 1316689677

約数列:

[1, 3, 9, 11, 27, 31, 33, 93, 99, 279, 297, 341, 837, 1023, 3069, 9207, 213989, 641967, 1925901, 2353879, 5777703, 6633659, 7061637, 19900977, 21184911, 59702931, 63554733, 72970249, 179108793, 218910747, 656732241, 1970196723]

約数ペア:

[(1, 1970196723), (3, 656732241), (9, 218910747), (11, 179108793), (27, 72970249), (31, 63554733), (33, 59702931), (93, 21184911), (99, 19900977), (279, 7061637), (297, 6633659), (341, 5777703), (837, 2353879), (1023, 1925901), (3069, 641967), (9207, 213989)]