12130605

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{157}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 22626864

約数和(自身を除く): 10496259

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 101, 153, 157, 255, 303, 471, 505, 765, 785, 909, 1413, 1515, 1717, 2355, 2669, 4545, 5151, 7065, 8007, 8585, 13345, 15453, 15857, 24021, 25755, 40035, 47571, 77265, 79285, 120105, 142713, 237855, 269569, 713565, 808707, 1347845, 2426121, 4043535, 12130605]

約数ペア:

[(1, 12130605), (3, 4043535), (5, 2426121), (9, 1347845), (15, 808707), (17, 713565), (45, 269569), (51, 237855), (85, 142713), (101, 120105), (153, 79285), (157, 77265), (255, 47571), (303, 40035), (471, 25755), (505, 24021), (765, 15857), (785, 15453), (909, 13345), (1413, 8585), (1515, 8007), (1717, 7065), (2355, 5151), (2669, 4545)]