15821145

素因数分解:

$3^2\times 5^1\times {\mathrm{59}}^2\times {\mathrm{101}}^1$

素因数の和:230

約数の個数: 36

約数和(自身を含む): 28172196

約数和(自身を除く): 12351051

約数列:

[1, 3, 5, 9, 15, 45, 59, 101, 177, 295, 303, 505, 531, 885, 909, 1515, 2655, 3481, 4545, 5959, 10443, 17405, 17877, 29795, 31329, 52215, 53631, 89385, 156645, 268155, 351581, 1054743, 1757905, 3164229, 5273715, 15821145]

約数ペア:

[(1, 15821145), (3, 5273715), (5, 3164229), (9, 1757905), (15, 1054743), (45, 351581), (59, 268155), (101, 156645), (177, 89385), (295, 53631), (303, 52215), (505, 31329), (531, 29795), (885, 17877), (909, 17405), (1515, 10443), (2655, 5959), (3481, 4545)]