12790197

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:143

約数の個数: 64

約数和(自身を含む): 23347200

約数和(自身を除く): 10557003

約数列:

[1, 3, 7, 9, 21, 27, 31, 37, 59, 63, 93, 111, 177, 189, 217, 259, 279, 333, 413, 531, 651, 777, 837, 999, 1147, 1239, 1593, 1829, 1953, 2183, 2331, 3441, 3717, 5487, 5859, 6549, 6993, 8029, 10323, 11151, 12803, 15281, 16461, 19647, 24087, 30969, 38409, 45843, 49383, 58941, 67673, 72261, 115227, 137529, 203019, 216783, 345681, 412587, 473711, 609057, 1421133, 1827171, 4263399, 12790197]

約数ペア:

[(1, 12790197), (3, 4263399), (7, 1827171), (9, 1421133), (21, 609057), (27, 473711), (31, 412587), (37, 345681), (59, 216783), (63, 203019), (93, 137529), (111, 115227), (177, 72261), (189, 67673), (217, 58941), (259, 49383), (279, 45843), (333, 38409), (413, 30969), (531, 24087), (651, 19647), (777, 16461), (837, 15281), (999, 12803), (1147, 11151), (1239, 10323), (1593, 8029), (1829, 6993), (1953, 6549), (2183, 5859), (2331, 5487), (3441, 3717)]