30175551

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:185

約数の個数: 64

約数和(自身を含む): 54067200

約数和(自身を除く): 23891649

約数列:

[1, 3, 7, 9, 21, 27, 43, 47, 63, 79, 129, 141, 189, 237, 301, 329, 387, 423, 553, 711, 903, 987, 1161, 1269, 1659, 2021, 2133, 2709, 2961, 3397, 3713, 4977, 6063, 8127, 8883, 10191, 11139, 14147, 14931, 18189, 23779, 25991, 30573, 33417, 42441, 54567, 71337, 77973, 91719, 100251, 127323, 159659, 214011, 233919, 381969, 478977, 642033, 701757, 1117613, 1436931, 3352839, 4310793, 10058517, 30175551]

約数ペア:

[(1, 30175551), (3, 10058517), (7, 4310793), (9, 3352839), (21, 1436931), (27, 1117613), (43, 701757), (47, 642033), (63, 478977), (79, 381969), (129, 233919), (141, 214011), (189, 159659), (237, 127323), (301, 100251), (329, 91719), (387, 77973), (423, 71337), (553, 54567), (711, 42441), (903, 33417), (987, 30573), (1161, 25991), (1269, 23779), (1659, 18189), (2021, 14931), (2133, 14147), (2709, 11139), (2961, 10191), (3397, 8883), (3713, 8127), (4977, 6063)]