2642805

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{281}}^1$

素因数の和:322

約数の個数: 48

約数和(自身を含む): 5279040

約数和(自身を除く): 2636235

約数列:

[1, 3, 5, 9, 11, 15, 19, 33, 45, 55, 57, 95, 99, 165, 171, 209, 281, 285, 495, 627, 843, 855, 1045, 1405, 1881, 2529, 3091, 3135, 4215, 5339, 9273, 9405, 12645, 15455, 16017, 26695, 27819, 46365, 48051, 58729, 80085, 139095, 176187, 240255, 293645, 528561, 880935, 2642805]

約数ペア:

[(1, 2642805), (3, 880935), (5, 528561), (9, 293645), (11, 240255), (15, 176187), (19, 139095), (33, 80085), (45, 58729), (55, 48051), (57, 46365), (95, 27819), (99, 26695), (165, 16017), (171, 15455), (209, 12645), (281, 9405), (285, 9273), (495, 5339), (627, 4215), (843, 3135), (855, 3091), (1045, 2529), (1405, 1881)]