318204579

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{641}}^1$

素因数の和:976

約数の個数: 48

約数和(自身を含む): 541005696

約数和(自身を除く): 222801117

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 147, 231, 307, 539, 641, 921, 1617, 1923, 2149, 3377, 4487, 6447, 7051, 10131, 13461, 15043, 21153, 23639, 31409, 45129, 49357, 70917, 94227, 148071, 165473, 196787, 345499, 496419, 590361, 1036497, 1377509, 2164657, 4132527, 6493971, 9642563, 15152599, 28927689, 45457797, 106068193, 318204579]

約数ペア:

[(1, 318204579), (3, 106068193), (7, 45457797), (11, 28927689), (21, 15152599), (33, 9642563), (49, 6493971), (77, 4132527), (147, 2164657), (231, 1377509), (307, 1036497), (539, 590361), (641, 496419), (921, 345499), (1617, 196787), (1923, 165473), (2149, 148071), (3377, 94227), (4487, 70917), (6447, 49357), (7051, 45129), (10131, 31409), (13461, 23639), (15043, 21153)]