79668729

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{113}}^1$

素因数の和:195

約数の個数: 72

約数和(自身を含む): 144548352

約数和(自身を除く): 64879623

約数列:

[1, 3, 7, 9, 19, 21, 31, 57, 63, 93, 113, 133, 171, 217, 279, 339, 361, 399, 589, 651, 791, 1017, 1083, 1197, 1767, 1953, 2147, 2373, 2527, 3249, 3503, 4123, 5301, 6441, 7119, 7581, 10509, 11191, 12369, 15029, 19323, 22743, 24521, 31527, 33573, 37107, 40793, 45087, 66557, 73563, 78337, 100719, 122379, 135261, 199671, 220689, 235011, 285551, 367137, 465899, 599013, 705033, 856653, 1264583, 1397697, 2569959, 3793749, 4193091, 8852081, 11381247, 26556243, 79668729]

約数ペア:

[(1, 79668729), (3, 26556243), (7, 11381247), (9, 8852081), (19, 4193091), (21, 3793749), (31, 2569959), (57, 1397697), (63, 1264583), (93, 856653), (113, 705033), (133, 599013), (171, 465899), (217, 367137), (279, 285551), (339, 235011), (361, 220689), (399, 199671), (589, 135261), (651, 122379), (791, 100719), (1017, 78337), (1083, 73563), (1197, 66557), (1767, 45087), (1953, 40793), (2147, 37107), (2373, 33573), (2527, 31527), (3249, 24521), (3503, 22743), (4123, 19323), (5301, 15029), (6441, 12369), (7119, 11191), (7581, 10509)]