212156126

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{1213}}^1$

素因数の和:1297

約数の個数: 48

約数和(自身を含む): 405048672

約数和(自身を除く): 192892546

約数列:

[1, 2, 7, 13, 14, 26, 31, 62, 91, 182, 217, 403, 434, 806, 961, 1213, 1922, 2426, 2821, 5642, 6727, 8491, 12493, 13454, 15769, 16982, 24986, 31538, 37603, 75206, 87451, 110383, 174902, 220766, 263221, 488839, 526442, 977678, 1165693, 2331386, 3421873, 6843746, 8159851, 15154009, 16319702, 30308018, 106078063, 212156126]

約数ペア:

[(1, 212156126), (2, 106078063), (7, 30308018), (13, 16319702), (14, 15154009), (26, 8159851), (31, 6843746), (62, 3421873), (91, 2331386), (182, 1165693), (217, 977678), (403, 526442), (434, 488839), (806, 263221), (961, 220766), (1213, 174902), (1922, 110383), (2426, 87451), (2821, 75206), (5642, 37603), (6727, 31538), (8491, 24986), (12493, 16982), (13454, 15769)]