65786721

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1153}}^1$

素因数の和:1206

約数の個数: 64

約数和(自身を含む): 124078080

約数和(自身を除く): 58291359

約数列:

[1, 3, 7, 11, 13, 19, 21, 33, 39, 57, 77, 91, 133, 143, 209, 231, 247, 273, 399, 429, 627, 741, 1001, 1153, 1463, 1729, 2717, 3003, 3459, 4389, 5187, 8071, 8151, 12683, 14989, 19019, 21907, 24213, 38049, 44967, 57057, 65721, 88781, 104923, 153349, 164879, 240977, 266343, 284791, 314769, 460047, 494637, 722931, 854373, 1154153, 1686839, 1993537, 3132701, 3462459, 5060517, 5980611, 9398103, 21928907, 65786721]

約数ペア:

[(1, 65786721), (3, 21928907), (7, 9398103), (11, 5980611), (13, 5060517), (19, 3462459), (21, 3132701), (33, 1993537), (39, 1686839), (57, 1154153), (77, 854373), (91, 722931), (133, 494637), (143, 460047), (209, 314769), (231, 284791), (247, 266343), (273, 240977), (399, 164879), (429, 153349), (627, 104923), (741, 88781), (1001, 65721), (1153, 57057), (1463, 44967), (1729, 38049), (2717, 24213), (3003, 21907), (3459, 19019), (4389, 14989), (5187, 12683), (8071, 8151)]