25150671

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:181

約数の個数: 72

約数和(自身を含む): 47056464

約数和(自身を除く): 21905793

約数列:

[1, 3, 7, 9, 13, 21, 39, 41, 49, 63, 91, 107, 117, 123, 147, 273, 287, 321, 369, 441, 533, 637, 749, 819, 861, 963, 1391, 1599, 1911, 2009, 2247, 2583, 3731, 4173, 4387, 4797, 5243, 5733, 6027, 6741, 9737, 11193, 12519, 13161, 15729, 18081, 26117, 29211, 30709, 33579, 39483, 47187, 57031, 68159, 78351, 87633, 92127, 171093, 204477, 214963, 235053, 276381, 399217, 513279, 613431, 644889, 1197651, 1934667, 2794519, 3592953, 8383557, 25150671]

約数ペア:

[(1, 25150671), (3, 8383557), (7, 3592953), (9, 2794519), (13, 1934667), (21, 1197651), (39, 644889), (41, 613431), (49, 513279), (63, 399217), (91, 276381), (107, 235053), (117, 214963), (123, 204477), (147, 171093), (273, 92127), (287, 87633), (321, 78351), (369, 68159), (441, 57031), (533, 47187), (637, 39483), (749, 33579), (819, 30709), (861, 29211), (963, 26117), (1391, 18081), (1599, 15729), (1911, 13161), (2009, 12519), (2247, 11193), (2583, 9737), (3731, 6741), (4173, 6027), (4387, 5733), (4797, 5243)]