78537502

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{173}}^1$

素因数の和:408

約数の個数: 32

約数和(自身を含む): 126282240

約数和(自身を除く): 47744738

約数列:

[1, 2, 23, 46, 71, 139, 142, 173, 278, 346, 1633, 3197, 3266, 3979, 6394, 7958, 9869, 12283, 19738, 24047, 24566, 48094, 226987, 282509, 453974, 553081, 565018, 1106162, 1707337, 3414674, 39268751, 78537502]

約数ペア:

[(1, 78537502), (2, 39268751), (23, 3414674), (46, 1707337), (71, 1106162), (139, 565018), (142, 553081), (173, 453974), (278, 282509), (346, 226987), (1633, 48094), (3197, 24566), (3266, 24047), (3979, 19738), (6394, 12283), (7958, 9869)]