291289095

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:234

約数の個数: 96

約数和(自身を含む): 563270400

約数和(自身を除く): 271981305

約数列:

[1, 3, 5, 9, 15, 19, 27, 43, 45, 57, 95, 129, 135, 139, 171, 215, 285, 361, 387, 417, 513, 645, 695, 817, 855, 1083, 1161, 1251, 1805, 1935, 2085, 2451, 2565, 2641, 3249, 3753, 4085, 5415, 5805, 5977, 6255, 7353, 7923, 9747, 12255, 13205, 15523, 16245, 17931, 18765, 22059, 23769, 29885, 36765, 39615, 46569, 48735, 50179, 53793, 71307, 77615, 89655, 110295, 113563, 118845, 139707, 150537, 161379, 232845, 250895, 268965, 340689, 356535, 419121, 451611, 567815, 698535, 752685, 806895, 1022067, 1354833, 1703445, 2095605, 2157697, 2258055, 3066201, 5110335, 6473091, 6774165, 10788485, 15331005, 19419273, 32365455, 58257819, 97096365, 291289095]

約数ペア:

[(1, 291289095), (3, 97096365), (5, 58257819), (9, 32365455), (15, 19419273), (19, 15331005), (27, 10788485), (43, 6774165), (45, 6473091), (57, 5110335), (95, 3066201), (129, 2258055), (135, 2157697), (139, 2095605), (171, 1703445), (215, 1354833), (285, 1022067), (361, 806895), (387, 752685), (417, 698535), (513, 567815), (645, 451611), (695, 419121), (817, 356535), (855, 340689), (1083, 268965), (1161, 250895), (1251, 232845), (1805, 161379), (1935, 150537), (2085, 139707), (2451, 118845), (2565, 113563), (2641, 110295), (3249, 89655), (3753, 77615), (4085, 71307), (5415, 53793), (5805, 50179), (5977, 48735), (6255, 46569), (7353, 39615), (7923, 36765), (9747, 29885), (12255, 23769), (13205, 22059), (15523, 18765), (16245, 17931)]