26571279

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{271}}^1$

素因数の和:340

約数の個数: 48

約数和(自身を含む): 44651520

約数和(自身を除く): 18080241

約数列:

[1, 3, 7, 21, 23, 29, 49, 69, 87, 147, 161, 203, 271, 483, 609, 667, 813, 1127, 1421, 1897, 2001, 3381, 4263, 4669, 5691, 6233, 7859, 13279, 14007, 18699, 23577, 32683, 39837, 43631, 55013, 98049, 130893, 165039, 180757, 305417, 385091, 542271, 916251, 1155273, 1265299, 3795897, 8857093, 26571279]

約数ペア:

[(1, 26571279), (3, 8857093), (7, 3795897), (21, 1265299), (23, 1155273), (29, 916251), (49, 542271), (69, 385091), (87, 305417), (147, 180757), (161, 165039), (203, 130893), (271, 98049), (483, 55013), (609, 43631), (667, 39837), (813, 32683), (1127, 23577), (1421, 18699), (1897, 14007), (2001, 13279), (3381, 7859), (4263, 6233), (4669, 5691)]