31460286

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{991}}^1$

素因数の和:1057

約数の個数: 64

約数和(自身を含む): 75995136

約数和(自身を除く): 44534850

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 37, 39, 66, 74, 78, 111, 143, 222, 286, 407, 429, 481, 814, 858, 962, 991, 1221, 1443, 1982, 2442, 2886, 2973, 5291, 5946, 10582, 10901, 12883, 15873, 21802, 25766, 31746, 32703, 36667, 38649, 65406, 73334, 77298, 110001, 141713, 220002, 283426, 403337, 425139, 476671, 806674, 850278, 953342, 1210011, 1430013, 2420022, 2860026, 5243381, 10486762, 15730143, 31460286]

約数ペア:

[(1, 31460286), (2, 15730143), (3, 10486762), (6, 5243381), (11, 2860026), (13, 2420022), (22, 1430013), (26, 1210011), (33, 953342), (37, 850278), (39, 806674), (66, 476671), (74, 425139), (78, 403337), (111, 283426), (143, 220002), (222, 141713), (286, 110001), (407, 77298), (429, 73334), (481, 65406), (814, 38649), (858, 36667), (962, 32703), (991, 31746), (1221, 25766), (1443, 21802), (1982, 15873), (2442, 12883), (2886, 10901), (2973, 10582), (5291, 5946)]