31747326

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:401

約数の個数: 48

約数和(自身を含む): 69569280

約数和(自身を除く): 37821954

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 131, 169, 239, 262, 338, 393, 478, 507, 717, 786, 1014, 1434, 1703, 3107, 3406, 5109, 6214, 9321, 10218, 18642, 22139, 31309, 40391, 44278, 62618, 66417, 80782, 93927, 121173, 132834, 187854, 242346, 407017, 814034, 1221051, 2442102, 5291221, 10582442, 15873663, 31747326]

約数ペア:

[(1, 31747326), (2, 15873663), (3, 10582442), (6, 5291221), (13, 2442102), (26, 1221051), (39, 814034), (78, 407017), (131, 242346), (169, 187854), (239, 132834), (262, 121173), (338, 93927), (393, 80782), (478, 66417), (507, 62618), (717, 44278), (786, 40391), (1014, 31309), (1434, 22139), (1703, 18642), (3107, 10218), (3406, 9321), (5109, 6214)]