260080569

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{12781}}^1$

素因数の和:12830

約数の個数: 48

約数和(自身を含む): 478558080

約数和(自身を除く): 218477511

約数列:

[1, 3, 7, 9, 17, 19, 21, 51, 57, 63, 119, 133, 153, 171, 323, 357, 399, 969, 1071, 1197, 2261, 2907, 6783, 12781, 20349, 38343, 89467, 115029, 217277, 242839, 268401, 651831, 728517, 805203, 1520939, 1699873, 1955493, 2185551, 4128263, 4562817, 5099619, 12384789, 13688451, 15298857, 28897841, 37154367, 86693523, 260080569]

約数ペア:

[(1, 260080569), (3, 86693523), (7, 37154367), (9, 28897841), (17, 15298857), (19, 13688451), (21, 12384789), (51, 5099619), (57, 4562817), (63, 4128263), (119, 2185551), (133, 1955493), (153, 1699873), (171, 1520939), (323, 805203), (357, 728517), (399, 651831), (969, 268401), (1071, 242839), (1197, 217277), (2261, 115029), (2907, 89467), (6783, 38343), (12781, 20349)]