520403727

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{1091}}^1$

素因数の和:1371

約数の個数: 32

約数和(自身を含む): 751435776

約数和(自身を除く): 231032049

約数列:

[1, 3, 23, 31, 69, 93, 223, 669, 713, 1091, 2139, 3273, 5129, 6913, 15387, 20739, 25093, 33821, 75279, 101463, 158999, 243293, 476997, 729879, 777883, 2333649, 5595739, 7542083, 16787217, 22626249, 173467909, 520403727]

約数ペア:

[(1, 520403727), (3, 173467909), (23, 22626249), (31, 16787217), (69, 7542083), (93, 5595739), (223, 2333649), (669, 777883), (713, 729879), (1091, 476997), (2139, 243293), (3273, 158999), (5129, 101463), (6913, 75279), (15387, 33821), (20739, 25093)]