51421077

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:234

約数の個数: 48

約数和(自身を含む): 81544320

約数和(自身を除く): 30123243

約数列:

[1, 3, 9, 23, 43, 53, 69, 109, 129, 159, 207, 327, 387, 477, 981, 989, 1219, 2279, 2507, 2967, 3657, 4687, 5777, 6837, 7521, 8901, 10971, 14061, 17331, 20511, 22563, 42183, 51993, 52417, 107801, 132871, 157251, 248411, 323403, 398613, 471753, 745233, 970209, 1195839, 2235699, 5713453, 17140359, 51421077]

約数ペア:

[(1, 51421077), (3, 17140359), (9, 5713453), (23, 2235699), (43, 1195839), (53, 970209), (69, 745233), (109, 471753), (129, 398613), (159, 323403), (207, 248411), (327, 157251), (387, 132871), (477, 107801), (981, 52417), (989, 51993), (1219, 42183), (2279, 22563), (2507, 20511), (2967, 17331), (3657, 14061), (4687, 10971), (5777, 8901), (6837, 7521)]