71808346

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:406

約数の個数: 32

約数和(自身を含む): 115671168

約数和(自身を除く): 43862822

約数列:

[1, 2, 23, 46, 61, 122, 157, 163, 314, 326, 1403, 2806, 3611, 3749, 7222, 7498, 9577, 9943, 19154, 19886, 25591, 51182, 220271, 228689, 440542, 457378, 588593, 1177186, 1561051, 3122102, 35904173, 71808346]

約数ペア:

[(1, 71808346), (2, 35904173), (23, 3122102), (46, 1561051), (61, 1177186), (122, 588593), (157, 457378), (163, 440542), (314, 228689), (326, 220271), (1403, 51182), (2806, 25591), (3611, 19886), (3749, 19154), (7222, 9943), (7498, 9577)]