30719997

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{457}}^1$

素因数の和:578

約数の個数: 48

約数和(自身を含む): 56015232

約数和(自身を除く): 25295235

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 97, 99, 231, 291, 457, 679, 693, 873, 1067, 1371, 2037, 3199, 3201, 4113, 5027, 6111, 7469, 9597, 9603, 15081, 22407, 28791, 35189, 44329, 45243, 67221, 105567, 132987, 310303, 316701, 398961, 487619, 930909, 1462857, 2792727, 3413333, 4388571, 10239999, 30719997]

約数ペア:

[(1, 30719997), (3, 10239999), (7, 4388571), (9, 3413333), (11, 2792727), (21, 1462857), (33, 930909), (63, 487619), (77, 398961), (97, 316701), (99, 310303), (231, 132987), (291, 105567), (457, 67221), (679, 45243), (693, 44329), (873, 35189), (1067, 28791), (1371, 22407), (2037, 15081), (3199, 9603), (3201, 9597), (4113, 7469), (5027, 6111)]