51747507

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2543}}^1$

素因数の和:2592

約数の個数: 48

約数和(自身を含む): 95247360

約数和(自身を除く): 43499853

約数列:

[1, 3, 7, 9, 17, 19, 21, 51, 57, 63, 119, 133, 153, 171, 323, 357, 399, 969, 1071, 1197, 2261, 2543, 2907, 6783, 7629, 17801, 20349, 22887, 43231, 48317, 53403, 129693, 144951, 160209, 302617, 338219, 389079, 434853, 821389, 907851, 1014657, 2464167, 2723553, 3043971, 5749723, 7392501, 17249169, 51747507]

約数ペア:

[(1, 51747507), (3, 17249169), (7, 7392501), (9, 5749723), (17, 3043971), (19, 2723553), (21, 2464167), (51, 1014657), (57, 907851), (63, 821389), (119, 434853), (133, 389079), (153, 338219), (171, 302617), (323, 160209), (357, 144951), (399, 129693), (969, 53403), (1071, 48317), (1197, 43231), (2261, 22887), (2543, 20349), (2907, 17801), (6783, 7629)]