229696719

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{739}}^1$

素因数の和:828

約数の個数: 48

約数和(自身を含む): 378927360

約数和(自身を除く): 149230641

約数列:

[1, 3, 7, 19, 21, 41, 57, 123, 133, 287, 361, 399, 739, 779, 861, 1083, 2217, 2337, 2527, 5173, 5453, 7581, 14041, 14801, 15519, 16359, 30299, 42123, 44403, 90897, 98287, 103607, 212093, 266779, 294861, 310821, 575681, 636279, 800337, 1727043, 1867453, 4029767, 5602359, 10937939, 12089301, 32813817, 76565573, 229696719]

約数ペア:

[(1, 229696719), (3, 76565573), (7, 32813817), (19, 12089301), (21, 10937939), (41, 5602359), (57, 4029767), (123, 1867453), (133, 1727043), (287, 800337), (361, 636279), (399, 575681), (739, 310821), (779, 294861), (861, 266779), (1083, 212093), (2217, 103607), (2337, 98287), (2527, 90897), (5173, 44403), (5453, 42123), (7581, 30299), (14041, 16359), (14801, 15519)]