72905242

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{199}}^1\times {\mathrm{311}}^1$

素因数の和:562

約数の個数: 32

約数和(自身を含む): 119808000

約数和(自身を除く): 46902758

約数列:

[1, 2, 19, 31, 38, 62, 199, 311, 398, 589, 622, 1178, 3781, 5909, 6169, 7562, 9641, 11818, 12338, 19282, 61889, 117211, 123778, 183179, 234422, 366358, 1175891, 1918559, 2351782, 3837118, 36452621, 72905242]

約数ペア:

[(1, 72905242), (2, 36452621), (19, 3837118), (31, 2351782), (38, 1918559), (62, 1175891), (199, 366358), (311, 234422), (398, 183179), (589, 123778), (622, 117211), (1178, 61889), (3781, 19282), (5909, 12338), (6169, 11818), (7562, 9641)]