7780311

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 14277120

約数和(自身を除く): 6496809

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 103, 109, 231, 309, 327, 693, 721, 763, 927, 981, 1133, 1199, 2163, 2289, 3399, 3597, 6489, 6867, 7931, 8393, 10197, 10791, 11227, 23793, 25179, 33681, 71379, 75537, 78589, 101043, 123497, 235767, 370491, 707301, 864479, 1111473, 2593437, 7780311]

約数ペア:

[(1, 7780311), (3, 2593437), (7, 1111473), (9, 864479), (11, 707301), (21, 370491), (33, 235767), (63, 123497), (77, 101043), (99, 78589), (103, 75537), (109, 71379), (231, 33681), (309, 25179), (327, 23793), (693, 11227), (721, 10791), (763, 10197), (927, 8393), (981, 7931), (1133, 6867), (1199, 6489), (2163, 3597), (2289, 3399)]