215581548

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{197419}}^1$

素因数の和:197446

約数の個数: 48

約数和(自身を含む): 619109120

約数和(自身を除く): 403527572

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 156, 182, 273, 364, 546, 1092, 197419, 394838, 592257, 789676, 1184514, 1381933, 2369028, 2566447, 2763866, 4145799, 5132894, 5527732, 7699341, 8291598, 10265788, 15398682, 16583196, 17965129, 30797364, 35930258, 53895387, 71860516, 107790774, 215581548]

約数ペア:

[(1, 215581548), (2, 107790774), (3, 71860516), (4, 53895387), (6, 35930258), (7, 30797364), (12, 17965129), (13, 16583196), (14, 15398682), (21, 10265788), (26, 8291598), (28, 7699341), (39, 5527732), (42, 5132894), (52, 4145799), (78, 2763866), (84, 2566447), (91, 2369028), (156, 1381933), (182, 1184514), (273, 789676), (364, 592257), (546, 394838), (1092, 197419)]