13261149

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 22464000

約数和(自身を除く): 9202851

約数列:

[1, 3, 9, 11, 29, 31, 33, 87, 93, 99, 149, 261, 279, 319, 341, 447, 899, 957, 1023, 1341, 1639, 2697, 2871, 3069, 4321, 4619, 4917, 8091, 9889, 12963, 13857, 14751, 29667, 38889, 41571, 47531, 50809, 89001, 133951, 142593, 152427, 401853, 427779, 457281, 1205559, 1473461, 4420383, 13261149]

約数ペア:

[(1, 13261149), (3, 4420383), (9, 1473461), (11, 1205559), (29, 457281), (31, 427779), (33, 401853), (87, 152427), (93, 142593), (99, 133951), (149, 89001), (261, 50809), (279, 47531), (319, 41571), (341, 38889), (447, 29667), (899, 14751), (957, 13857), (1023, 12963), (1341, 9889), (1639, 8091), (2697, 4917), (2871, 4619), (3069, 4321)]