285312664

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20627}}^1$

素因数の和:20672

約数の個数: 64

約数和(自身を含む): 693100800

約数和(自身を除く): 407788136

約数列:

[1, 2, 4, 7, 8, 13, 14, 19, 26, 28, 38, 52, 56, 76, 91, 104, 133, 152, 182, 247, 266, 364, 494, 532, 728, 988, 1064, 1729, 1976, 3458, 6916, 13832, 20627, 41254, 82508, 144389, 165016, 268151, 288778, 391913, 536302, 577556, 783826, 1072604, 1155112, 1567652, 1877057, 2145208, 2743391, 3135304, 3754114, 5094869, 5486782, 7508228, 10189738, 10973564, 15016456, 20379476, 21947128, 35664083, 40758952, 71328166, 142656332, 285312664]

約数ペア:

[(1, 285312664), (2, 142656332), (4, 71328166), (7, 40758952), (8, 35664083), (13, 21947128), (14, 20379476), (19, 15016456), (26, 10973564), (28, 10189738), (38, 7508228), (52, 5486782), (56, 5094869), (76, 3754114), (91, 3135304), (104, 2743391), (133, 2145208), (152, 1877057), (182, 1567652), (247, 1155112), (266, 1072604), (364, 783826), (494, 577556), (532, 536302), (728, 391913), (988, 288778), (1064, 268151), (1729, 165016), (1976, 144389), (3458, 82508), (6916, 41254), (13832, 20627)]