30316419

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1$

素因数の和:125

約数の個数: 72

約数和(自身を含む): 55790592

約数和(自身を除く): 25474173

約数列:

[1, 3, 7, 9, 19, 21, 31, 43, 57, 63, 93, 129, 133, 171, 217, 279, 301, 361, 387, 399, 589, 651, 817, 903, 1083, 1197, 1333, 1767, 1953, 2451, 2527, 2709, 3249, 3999, 4123, 5301, 5719, 7353, 7581, 9331, 11191, 11997, 12369, 15523, 17157, 22743, 25327, 27993, 33573, 37107, 46569, 51471, 75981, 78337, 83979, 100719, 108661, 139707, 177289, 227943, 235011, 325983, 481213, 531867, 705033, 977949, 1443639, 1595601, 3368491, 4330917, 10105473, 30316419]

約数ペア:

[(1, 30316419), (3, 10105473), (7, 4330917), (9, 3368491), (19, 1595601), (21, 1443639), (31, 977949), (43, 705033), (57, 531867), (63, 481213), (93, 325983), (129, 235011), (133, 227943), (171, 177289), (217, 139707), (279, 108661), (301, 100719), (361, 83979), (387, 78337), (399, 75981), (589, 51471), (651, 46569), (817, 37107), (903, 33573), (1083, 27993), (1197, 25327), (1333, 22743), (1767, 17157), (1953, 15523), (2451, 12369), (2527, 11997), (2709, 11191), (3249, 9331), (3999, 7581), (4123, 7353), (5301, 5719)]