313037907

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{787}}^1$

素因数の和:888

約数の個数: 64

約数和(自身を含む): 542244864

約数和(自身を除く): 229206957

約数列:

[1, 3, 7, 13, 21, 31, 39, 47, 91, 93, 141, 217, 273, 329, 403, 611, 651, 787, 987, 1209, 1457, 1833, 2361, 2821, 4277, 4371, 5509, 8463, 10199, 10231, 12831, 16527, 18941, 24397, 30597, 30693, 36989, 56823, 71617, 73191, 110967, 132587, 170779, 214851, 258923, 317161, 397761, 480857, 512337, 776769, 951483, 1146659, 1442571, 2220127, 3365999, 3439977, 6660381, 8026613, 10097997, 14906567, 24079839, 44719701, 104345969, 313037907]

約数ペア:

[(1, 313037907), (3, 104345969), (7, 44719701), (13, 24079839), (21, 14906567), (31, 10097997), (39, 8026613), (47, 6660381), (91, 3439977), (93, 3365999), (141, 2220127), (217, 1442571), (273, 1146659), (329, 951483), (403, 776769), (611, 512337), (651, 480857), (787, 397761), (987, 317161), (1209, 258923), (1457, 214851), (1833, 170779), (2361, 132587), (2821, 110967), (4277, 73191), (4371, 71617), (5509, 56823), (8463, 36989), (10199, 30693), (10231, 30597), (12831, 24397), (16527, 18941)]