15855273

素因数分解:

$3^2\times 7^2\times {\mathrm{157}}^1\times {\mathrm{229}}^1$

素因数の和:406

約数の個数: 36

約数和(自身を含む): 26927940

約数和(自身を除く): 11072667

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 157, 229, 441, 471, 687, 1099, 1413, 1603, 2061, 3297, 4809, 7693, 9891, 11221, 14427, 23079, 33663, 35953, 69237, 100989, 107859, 251671, 323577, 755013, 1761697, 2265039, 5285091, 15855273]

約数ペア:

[(1, 15855273), (3, 5285091), (7, 2265039), (9, 1761697), (21, 755013), (49, 323577), (63, 251671), (147, 107859), (157, 100989), (229, 69237), (441, 35953), (471, 33663), (687, 23079), (1099, 14427), (1413, 11221), (1603, 9891), (2061, 7693), (3297, 4809)]