315511007

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{349}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 391910400

約数和(自身を除く): 76399393

約数列:

[1, 7, 17, 71, 107, 119, 349, 497, 749, 1207, 1819, 2443, 5933, 7597, 8449, 12733, 24779, 37343, 41531, 53179, 129149, 173453, 261401, 421243, 634831, 904043, 2651353, 2948701, 4443817, 18559471, 45073001, 315511007]

約数ペア:

[(1, 315511007), (7, 45073001), (17, 18559471), (71, 4443817), (107, 2948701), (119, 2651353), (349, 904043), (497, 634831), (749, 421243), (1207, 261401), (1819, 173453), (2443, 129149), (5933, 53179), (7597, 41531), (8449, 37343), (12733, 24779)]