25995333

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1$

素因数の和:314

約数の個数: 48

約数和(自身を含む): 44330496

約数和(自身を除く): 18335163

約数列:

[1, 3, 7, 13, 21, 39, 49, 61, 91, 147, 183, 223, 273, 427, 637, 669, 793, 1281, 1561, 1911, 2379, 2899, 2989, 4683, 5551, 8697, 8967, 10927, 13603, 16653, 20293, 32781, 38857, 40809, 60879, 95221, 116571, 142051, 176839, 285663, 426153, 530517, 666547, 1237873, 1999641, 3713619, 8665111, 25995333]

約数ペア:

[(1, 25995333), (3, 8665111), (7, 3713619), (13, 1999641), (21, 1237873), (39, 666547), (49, 530517), (61, 426153), (91, 285663), (147, 176839), (183, 142051), (223, 116571), (273, 95221), (427, 60879), (637, 40809), (669, 38857), (793, 32781), (1281, 20293), (1561, 16653), (1911, 13603), (2379, 10927), (2899, 8967), (2989, 8697), (4683, 5551)]