12972105

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{547}}^1$

素因数の和:606

約数の個数: 48

約数和(自身を含む): 24620544

約数和(自身を除く): 11648439

約数列:

[1, 3, 5, 9, 15, 17, 31, 45, 51, 85, 93, 153, 155, 255, 279, 465, 527, 547, 765, 1395, 1581, 1641, 2635, 2735, 4743, 4923, 7905, 8205, 9299, 16957, 23715, 24615, 27897, 46495, 50871, 83691, 84785, 139485, 152613, 254355, 288269, 418455, 763065, 864807, 1441345, 2594421, 4324035, 12972105]

約数ペア:

[(1, 12972105), (3, 4324035), (5, 2594421), (9, 1441345), (15, 864807), (17, 763065), (31, 418455), (45, 288269), (51, 254355), (85, 152613), (93, 139485), (153, 84785), (155, 83691), (255, 50871), (279, 46495), (465, 27897), (527, 24615), (547, 23715), (765, 16957), (1395, 9299), (1581, 8205), (1641, 7905), (2635, 4923), (2735, 4743)]