25762191

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:121

約数の個数: 72

約数和(自身を含む): 46563984

約数和(自身を除く): 20801793

約数列:

[1, 3, 7, 13, 17, 21, 39, 49, 51, 61, 91, 119, 147, 169, 183, 221, 273, 357, 427, 507, 637, 663, 793, 833, 1037, 1183, 1281, 1547, 1911, 2379, 2499, 2873, 2989, 3111, 3549, 4641, 5551, 7259, 8281, 8619, 8967, 10309, 10829, 13481, 16653, 20111, 21777, 24843, 30927, 32487, 38857, 40443, 50813, 60333, 72163, 94367, 116571, 140777, 152439, 175253, 216489, 283101, 422331, 505141, 525759, 660569, 1226771, 1515423, 1981707, 3680313, 8587397, 25762191]

約数ペア:

[(1, 25762191), (3, 8587397), (7, 3680313), (13, 1981707), (17, 1515423), (21, 1226771), (39, 660569), (49, 525759), (51, 505141), (61, 422331), (91, 283101), (119, 216489), (147, 175253), (169, 152439), (183, 140777), (221, 116571), (273, 94367), (357, 72163), (427, 60333), (507, 50813), (637, 40443), (663, 38857), (793, 32487), (833, 30927), (1037, 24843), (1183, 21777), (1281, 20111), (1547, 16653), (1911, 13481), (2379, 10829), (2499, 10309), (2873, 8967), (2989, 8619), (3111, 8281), (3549, 7259), (4641, 5551)]