23136813

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:431

約数の個数: 64

約数和(自身を含む): 43776000

約数和(自身を除く): 20639187

約数列:

[1, 3, 7, 9, 17, 19, 21, 27, 51, 57, 63, 119, 133, 153, 171, 189, 323, 357, 379, 399, 459, 513, 969, 1071, 1137, 1197, 2261, 2653, 2907, 3213, 3411, 3591, 6443, 6783, 7201, 7959, 8721, 10233, 19329, 20349, 21603, 23877, 45101, 50407, 57987, 61047, 64809, 71631, 122417, 135303, 151221, 173961, 194427, 367251, 405909, 453663, 856919, 1101753, 1217727, 1360989, 2570757, 3305259, 7712271, 23136813]

約数ペア:

[(1, 23136813), (3, 7712271), (7, 3305259), (9, 2570757), (17, 1360989), (19, 1217727), (21, 1101753), (27, 856919), (51, 453663), (57, 405909), (63, 367251), (119, 194427), (133, 173961), (153, 151221), (171, 135303), (189, 122417), (323, 71631), (357, 64809), (379, 61047), (399, 57987), (459, 50407), (513, 45101), (969, 23877), (1071, 21603), (1137, 20349), (1197, 19329), (2261, 10233), (2653, 8721), (2907, 7959), (3213, 7201), (3411, 6783), (3591, 6443)]