169411810

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{307}}^1\times {\mathrm{397}}^1$

素因数の和:850

約数の個数: 32

約数和(自身を含む): 308911680

約数和(自身を除く): 139499870

約数列:

[1, 2, 5, 10, 139, 278, 307, 397, 614, 695, 794, 1390, 1535, 1985, 3070, 3970, 42673, 55183, 85346, 110366, 121879, 213365, 243758, 275915, 426730, 551830, 609395, 1218790, 16941181, 33882362, 84705905, 169411810]

約数ペア:

[(1, 169411810), (2, 84705905), (5, 33882362), (10, 16941181), (139, 1218790), (278, 609395), (307, 551830), (397, 426730), (614, 275915), (695, 243758), (794, 213365), (1390, 121879), (1535, 110366), (1985, 85346), (3070, 55183), (3970, 42673)]