25529049

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1$

素因数の和:167

約数の個数: 72

約数和(自身を含む): 47595912

約数和(自身を除く): 22066863

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 61, 63, 73, 91, 117, 147, 183, 219, 273, 427, 441, 511, 549, 637, 657, 793, 819, 949, 1281, 1533, 1911, 2379, 2847, 2989, 3577, 3843, 4453, 4599, 5551, 5733, 6643, 7137, 8541, 8967, 10731, 13359, 16653, 19929, 26901, 31171, 32193, 38857, 40077, 46501, 49959, 57889, 59787, 93513, 116571, 139503, 173667, 218197, 280539, 349713, 405223, 418509, 521001, 654591, 1215669, 1963773, 2836561, 3647007, 8509683, 25529049]

約数ペア:

[(1, 25529049), (3, 8509683), (7, 3647007), (9, 2836561), (13, 1963773), (21, 1215669), (39, 654591), (49, 521001), (61, 418509), (63, 405223), (73, 349713), (91, 280539), (117, 218197), (147, 173667), (183, 139503), (219, 116571), (273, 93513), (427, 59787), (441, 57889), (511, 49959), (549, 46501), (637, 40077), (657, 38857), (793, 32193), (819, 31171), (949, 26901), (1281, 19929), (1533, 16653), (1911, 13359), (2379, 10731), (2847, 8967), (2989, 8541), (3577, 7137), (3843, 6643), (4453, 5733), (4599, 5551)]