2886444

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:255

約数の個数: 72

約数和(自身を含む): 8216208

約数和(自身を除く): 5329764

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 37, 44, 66, 74, 99, 111, 132, 148, 197, 198, 222, 333, 394, 396, 407, 444, 591, 666, 788, 814, 1182, 1221, 1332, 1628, 1773, 2167, 2364, 2442, 3546, 3663, 4334, 4884, 6501, 7092, 7289, 7326, 8668, 13002, 14578, 14652, 19503, 21867, 26004, 29156, 39006, 43734, 65601, 78012, 80179, 87468, 131202, 160358, 240537, 262404, 320716, 481074, 721611, 962148, 1443222, 2886444]

約数ペア:

[(1, 2886444), (2, 1443222), (3, 962148), (4, 721611), (6, 481074), (9, 320716), (11, 262404), (12, 240537), (18, 160358), (22, 131202), (33, 87468), (36, 80179), (37, 78012), (44, 65601), (66, 43734), (74, 39006), (99, 29156), (111, 26004), (132, 21867), (148, 19503), (197, 14652), (198, 14578), (222, 13002), (333, 8668), (394, 7326), (396, 7289), (407, 7092), (444, 6501), (591, 4884), (666, 4334), (788, 3663), (814, 3546), (1182, 2442), (1221, 2364), (1332, 2167), (1628, 1773)]