121459910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{541}}^1$

素因数の和:729

約数の個数: 64

約数和(自身を含む): 258963264

約数和(自身を除く): 137503354

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 157, 286, 314, 541, 715, 785, 1082, 1430, 1570, 1727, 2041, 2705, 3454, 4082, 5410, 5951, 7033, 8635, 10205, 11902, 14066, 17270, 20410, 22451, 29755, 35165, 44902, 59510, 70330, 77363, 84937, 112255, 154726, 169874, 224510, 386815, 424685, 773630, 849370, 934307, 1104181, 1868614, 2208362, 4671535, 5520905, 9343070, 11041810, 12145991, 24291982, 60729955, 121459910]

約数ペア:

[(1, 121459910), (2, 60729955), (5, 24291982), (10, 12145991), (11, 11041810), (13, 9343070), (22, 5520905), (26, 4671535), (55, 2208362), (65, 1868614), (110, 1104181), (130, 934307), (143, 849370), (157, 773630), (286, 424685), (314, 386815), (541, 224510), (715, 169874), (785, 154726), (1082, 112255), (1430, 84937), (1570, 77363), (1727, 70330), (2041, 59510), (2705, 44902), (3454, 35165), (4082, 29755), (5410, 22451), (5951, 20410), (7033, 17270), (8635, 14066), (10205, 11902)]