13789215

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{313}}^1$

素因数の和:424

約数の個数: 48

約数和(自身を含む): 26451360

約数和(自身を除く): 12662145

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 89, 99, 165, 267, 313, 445, 495, 801, 939, 979, 1335, 1565, 2817, 2937, 3443, 4005, 4695, 4895, 8811, 10329, 14085, 14685, 17215, 27857, 30987, 44055, 51645, 83571, 139285, 154935, 250713, 306427, 417855, 919281, 1253565, 1532135, 2757843, 4596405, 13789215]

約数ペア:

[(1, 13789215), (3, 4596405), (5, 2757843), (9, 1532135), (11, 1253565), (15, 919281), (33, 417855), (45, 306427), (55, 250713), (89, 154935), (99, 139285), (165, 83571), (267, 51645), (313, 44055), (445, 30987), (495, 27857), (801, 17215), (939, 14685), (979, 14085), (1335, 10329), (1565, 8811), (2817, 4895), (2937, 4695), (3443, 4005)]