31887198

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2609}}^1$

素因数の和:2721

約数の個数: 48

約数和(自身を含む): 79803360

約数和(自身を除く): 47916162

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 97, 126, 194, 291, 582, 679, 873, 1358, 1746, 2037, 2609, 4074, 5218, 6111, 7827, 12222, 15654, 18263, 23481, 36526, 46962, 54789, 109578, 164367, 253073, 328734, 506146, 759219, 1518438, 1771511, 2277657, 3543022, 4555314, 5314533, 10629066, 15943599, 31887198]

約数ペア:

[(1, 31887198), (2, 15943599), (3, 10629066), (6, 5314533), (7, 4555314), (9, 3543022), (14, 2277657), (18, 1771511), (21, 1518438), (42, 759219), (63, 506146), (97, 328734), (126, 253073), (194, 164367), (291, 109578), (582, 54789), (679, 46962), (873, 36526), (1358, 23481), (1746, 18263), (2037, 15654), (2609, 12222), (4074, 7827), (5218, 6111)]