72673713

素因数分解:

$3^3\times 7^2\times {\mathrm{163}}^1\times {\mathrm{337}}^1$

素因数の和:523

約数の個数: 48

約数和(自身を含む): 126384960

約数和(自身を除く): 53711247

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 163, 189, 337, 441, 489, 1011, 1141, 1323, 1467, 2359, 3033, 3423, 4401, 7077, 7987, 9099, 10269, 16513, 21231, 23961, 30807, 49539, 54931, 63693, 71883, 148617, 164793, 215649, 384517, 445851, 494379, 1153551, 1483137, 2691619, 3460653, 8074857, 10381959, 24224571, 72673713]

約数ペア:

[(1, 72673713), (3, 24224571), (7, 10381959), (9, 8074857), (21, 3460653), (27, 2691619), (49, 1483137), (63, 1153551), (147, 494379), (163, 445851), (189, 384517), (337, 215649), (441, 164793), (489, 148617), (1011, 71883), (1141, 63693), (1323, 54931), (1467, 49539), (2359, 30807), (3033, 23961), (3423, 21231), (4401, 16513), (7077, 10269), (7987, 9099)]