18034731

素因数分解:

$3^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{173}}^1$

素因数の和:215

約数の個数: 56

約数和(自身を含む): 31950576

約数和(自身を除く): 13915845

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 81, 99, 117, 143, 173, 243, 297, 351, 429, 519, 729, 891, 1053, 1287, 1557, 1903, 2249, 2673, 3159, 3861, 4671, 5709, 6747, 8019, 9477, 11583, 14013, 17127, 20241, 24739, 34749, 42039, 51381, 60723, 74217, 104247, 126117, 154143, 182169, 222651, 462429, 546507, 667953, 1387287, 1639521, 2003859, 6011577, 18034731]

約数ペア:

[(1, 18034731), (3, 6011577), (9, 2003859), (11, 1639521), (13, 1387287), (27, 667953), (33, 546507), (39, 462429), (81, 222651), (99, 182169), (117, 154143), (143, 126117), (173, 104247), (243, 74217), (297, 60723), (351, 51381), (429, 42039), (519, 34749), (729, 24739), (891, 20241), (1053, 17127), (1287, 14013), (1557, 11583), (1903, 9477), (2249, 8019), (2673, 6747), (3159, 5709), (3861, 4671)]