2153158

素因数分解:

$2^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:316

約数の個数: 24

約数和(自身を含む): 3808512

約数和(自身を除く): 1655354

約数列:

[1, 2, 7, 14, 49, 98, 127, 173, 254, 346, 889, 1211, 1778, 2422, 6223, 8477, 12446, 16954, 21971, 43942, 153797, 307594, 1076579, 2153158]

約数ペア:

[(1, 2153158), (2, 1076579), (7, 307594), (14, 153797), (49, 43942), (98, 21971), (127, 16954), (173, 12446), (254, 8477), (346, 6223), (889, 2422), (1211, 1778)]