1385430921

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{9857}}^1$

素因数の和:9990

約数の個数: 48

約数和(自身を含む): 2411345664

約数和(自身を除く): 1025914743

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 97, 161, 207, 291, 483, 679, 873, 1449, 2037, 2231, 6111, 6693, 9857, 15617, 20079, 29571, 46851, 68999, 88713, 140553, 206997, 226711, 620991, 680133, 956129, 1586977, 2040399, 2868387, 4760931, 6692903, 8605161, 14282793, 20078709, 21990967, 60236127, 65972901, 153936769, 197918703, 461810307, 1385430921]

約数ペア:

[(1, 1385430921), (3, 461810307), (7, 197918703), (9, 153936769), (21, 65972901), (23, 60236127), (63, 21990967), (69, 20078709), (97, 14282793), (161, 8605161), (207, 6692903), (291, 4760931), (483, 2868387), (679, 2040399), (873, 1586977), (1449, 956129), (2037, 680133), (2231, 620991), (6111, 226711), (6693, 206997), (9857, 140553), (15617, 88713), (20079, 68999), (29571, 46851)]