28845345

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1$

素因数の和:186

約数の個数: 64

約数和(自身を含む): 52254720

約数和(自身を除く): 23409375

約数列:

[1, 3, 5, 15, 17, 31, 41, 51, 85, 89, 93, 123, 155, 205, 255, 267, 445, 465, 527, 615, 697, 1271, 1335, 1513, 1581, 2091, 2635, 2759, 3485, 3649, 3813, 4539, 6355, 7565, 7905, 8277, 10455, 10947, 13795, 18245, 19065, 21607, 22695, 41385, 46903, 54735, 62033, 64821, 108035, 113119, 140709, 186099, 234515, 310165, 324105, 339357, 565595, 703545, 930495, 1696785, 1923023, 5769069, 9615115, 28845345]

約数ペア:

[(1, 28845345), (3, 9615115), (5, 5769069), (15, 1923023), (17, 1696785), (31, 930495), (41, 703545), (51, 565595), (85, 339357), (89, 324105), (93, 310165), (123, 234515), (155, 186099), (205, 140709), (255, 113119), (267, 108035), (445, 64821), (465, 62033), (527, 54735), (615, 46903), (697, 41385), (1271, 22695), (1335, 21607), (1513, 19065), (1581, 18245), (2091, 13795), (2635, 10947), (2759, 10455), (3485, 8277), (3649, 7905), (3813, 7565), (4539, 6355)]