218770708

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:512

約数の個数: 48

約数和(自身を含む): 420173824

約数和(自身を除く): 201403116

約数列:

[1, 2, 4, 13, 26, 52, 127, 157, 211, 254, 314, 422, 508, 628, 844, 1651, 2041, 2743, 3302, 4082, 5486, 6604, 8164, 10972, 19939, 26797, 33127, 39878, 53594, 66254, 79756, 107188, 132508, 259207, 348361, 430651, 518414, 696722, 861302, 1036828, 1393444, 1722604, 4207129, 8414258, 16828516, 54692677, 109385354, 218770708]

約数ペア:

[(1, 218770708), (2, 109385354), (4, 54692677), (13, 16828516), (26, 8414258), (52, 4207129), (127, 1722604), (157, 1393444), (211, 1036828), (254, 861302), (314, 696722), (422, 518414), (508, 430651), (628, 348361), (844, 259207), (1651, 132508), (2041, 107188), (2743, 79756), (3302, 66254), (4082, 53594), (5486, 39878), (6604, 33127), (8164, 26797), (10972, 19939)]