31712538

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1607}}^1$

素因数の和:1659

約数の個数: 64

約数和(自身を含む): 77801472

約数和(自身を除く): 46088934

約数列:

[1, 2, 3, 6, 11, 13, 22, 23, 26, 33, 39, 46, 66, 69, 78, 138, 143, 253, 286, 299, 429, 506, 598, 759, 858, 897, 1518, 1607, 1794, 3214, 3289, 4821, 6578, 9642, 9867, 17677, 19734, 20891, 35354, 36961, 41782, 53031, 62673, 73922, 106062, 110883, 125346, 221766, 229801, 406571, 459602, 480493, 689403, 813142, 960986, 1219713, 1378806, 1441479, 2439426, 2882958, 5285423, 10570846, 15856269, 31712538]

約数ペア:

[(1, 31712538), (2, 15856269), (3, 10570846), (6, 5285423), (11, 2882958), (13, 2439426), (22, 1441479), (23, 1378806), (26, 1219713), (33, 960986), (39, 813142), (46, 689403), (66, 480493), (69, 459602), (78, 406571), (138, 229801), (143, 221766), (253, 125346), (286, 110883), (299, 106062), (429, 73922), (506, 62673), (598, 53031), (759, 41782), (858, 36961), (897, 35354), (1518, 20891), (1607, 19734), (1794, 17677), (3214, 9867), (3289, 9642), (4821, 6578)]