121921212

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{12197}}^1$

素因数の和:12235

約数の個数: 72

約数和(自身を含む): 350424144

約数和(自身を除く): 228502932

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 49, 51, 68, 84, 98, 102, 119, 147, 196, 204, 238, 294, 357, 476, 588, 714, 833, 1428, 1666, 2499, 3332, 4998, 9996, 12197, 24394, 36591, 48788, 73182, 85379, 146364, 170758, 207349, 256137, 341516, 414698, 512274, 597653, 622047, 829396, 1024548, 1195306, 1244094, 1451443, 1792959, 2390612, 2488188, 2902886, 3585918, 4354329, 5805772, 7171836, 8708658, 10160101, 17417316, 20320202, 30480303, 40640404, 60960606, 121921212]

約数ペア:

[(1, 121921212), (2, 60960606), (3, 40640404), (4, 30480303), (6, 20320202), (7, 17417316), (12, 10160101), (14, 8708658), (17, 7171836), (21, 5805772), (28, 4354329), (34, 3585918), (42, 2902886), (49, 2488188), (51, 2390612), (68, 1792959), (84, 1451443), (98, 1244094), (102, 1195306), (119, 1024548), (147, 829396), (196, 622047), (204, 597653), (238, 512274), (294, 414698), (357, 341516), (476, 256137), (588, 207349), (714, 170758), (833, 146364), (1428, 85379), (1666, 73182), (2499, 48788), (3332, 36591), (4998, 24394), (9996, 12197)]