121478868

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{197}}^1\times {\mathrm{2447}}^1$

素因数の和:2661

約数の個数: 72

約数和(自身を含む): 352864512

約数和(自身を除く): 231385644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 197, 252, 394, 591, 788, 1182, 1379, 1773, 2364, 2447, 2758, 3546, 4137, 4894, 5516, 7092, 7341, 8274, 9788, 12411, 14682, 16548, 17129, 22023, 24822, 29364, 34258, 44046, 49644, 51387, 68516, 88092, 102774, 154161, 205548, 308322, 482059, 616644, 964118, 1446177, 1928236, 2892354, 3374413, 4338531, 5784708, 6748826, 8677062, 10123239, 13497652, 17354124, 20246478, 30369717, 40492956, 60739434, 121478868]

約数ペア:

[(1, 121478868), (2, 60739434), (3, 40492956), (4, 30369717), (6, 20246478), (7, 17354124), (9, 13497652), (12, 10123239), (14, 8677062), (18, 6748826), (21, 5784708), (28, 4338531), (36, 3374413), (42, 2892354), (63, 1928236), (84, 1446177), (126, 964118), (197, 616644), (252, 482059), (394, 308322), (591, 205548), (788, 154161), (1182, 102774), (1379, 88092), (1773, 68516), (2364, 51387), (2447, 49644), (2758, 44046), (3546, 34258), (4137, 29364), (4894, 24822), (5516, 22023), (7092, 17129), (7341, 16548), (8274, 14682), (9788, 12411)]