15399405

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1$

素因数の和:151

約数の個数: 96

約数和(自身を含む): 33546240

約数和(自身を除く): 18146835

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 31, 35, 45, 57, 63, 83, 93, 95, 105, 133, 155, 171, 217, 249, 279, 285, 315, 399, 415, 465, 581, 589, 651, 665, 747, 855, 1085, 1197, 1245, 1395, 1577, 1743, 1767, 1953, 1995, 2573, 2905, 2945, 3255, 3735, 4123, 4731, 5229, 5301, 5985, 7719, 7885, 8715, 8835, 9765, 11039, 12369, 12865, 14193, 18011, 20615, 23157, 23655, 26145, 26505, 33117, 37107, 38595, 48887, 54033, 55195, 61845, 70965, 90055, 99351, 115785, 146661, 162099, 165585, 185535, 244435, 270165, 342209, 439983, 496755, 733305, 810495, 1026627, 1711045, 2199915, 3079881, 5133135, 15399405]

約数ペア:

[(1, 15399405), (3, 5133135), (5, 3079881), (7, 2199915), (9, 1711045), (15, 1026627), (19, 810495), (21, 733305), (31, 496755), (35, 439983), (45, 342209), (57, 270165), (63, 244435), (83, 185535), (93, 165585), (95, 162099), (105, 146661), (133, 115785), (155, 99351), (171, 90055), (217, 70965), (249, 61845), (279, 55195), (285, 54033), (315, 48887), (399, 38595), (415, 37107), (465, 33117), (581, 26505), (589, 26145), (651, 23655), (665, 23157), (747, 20615), (855, 18011), (1085, 14193), (1197, 12865), (1245, 12369), (1395, 11039), (1577, 9765), (1743, 8835), (1767, 8715), (1953, 7885), (1995, 7719), (2573, 5985), (2905, 5301), (2945, 5229), (3255, 4731), (3735, 4123)]