248884215

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{4649}}^1$

素因数の和:4783

約数の個数: 32

約数和(自身を含む): 412473600

約数和(自身を除く): 163589385

約数列:

[1, 3, 5, 15, 43, 83, 129, 215, 249, 415, 645, 1245, 3569, 4649, 10707, 13947, 17845, 23245, 53535, 69735, 199907, 385867, 599721, 999535, 1157601, 1929335, 2998605, 5788005, 16592281, 49776843, 82961405, 248884215]

約数ペア:

[(1, 248884215), (3, 82961405), (5, 49776843), (15, 16592281), (43, 5788005), (83, 2998605), (129, 1929335), (215, 1157601), (249, 999535), (415, 599721), (645, 385867), (1245, 199907), (3569, 69735), (4649, 53535), (10707, 23245), (13947, 17845)]