1997729976

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{1847}}^1$

素因数の和:2125

約数の個数: 128

約数和(自身を含む): 5795919360

約数和(自身を除く): 3798189384

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 17, 22, 24, 33, 34, 44, 51, 66, 68, 88, 102, 132, 136, 187, 204, 241, 264, 374, 408, 482, 561, 723, 748, 964, 1122, 1446, 1496, 1847, 1928, 2244, 2651, 2892, 3694, 4097, 4488, 5302, 5541, 5784, 7388, 7953, 8194, 10604, 11082, 12291, 14776, 15906, 16388, 20317, 21208, 22164, 24582, 31399, 31812, 32776, 40634, 44328, 45067, 49164, 60951, 62798, 63624, 81268, 90134, 94197, 98328, 121902, 125596, 135201, 162536, 180268, 188394, 243804, 251192, 270402, 345389, 360536, 376788, 445127, 487608, 540804, 690778, 753576, 890254, 1036167, 1081608, 1335381, 1381556, 1780508, 2072334, 2670762, 2763112, 3561016, 4144668, 4896397, 5341524, 7567159, 8289336, 9792794, 10683048, 14689191, 15134318, 19585588, 22701477, 29378382, 30268636, 39171176, 45402954, 58756764, 60537272, 83238749, 90805908, 117513528, 166477498, 181611816, 249716247, 332954996, 499432494, 665909992, 998864988, 1997729976]

約数ペア:

[(1, 1997729976), (2, 998864988), (3, 665909992), (4, 499432494), (6, 332954996), (8, 249716247), (11, 181611816), (12, 166477498), (17, 117513528), (22, 90805908), (24, 83238749), (33, 60537272), (34, 58756764), (44, 45402954), (51, 39171176), (66, 30268636), (68, 29378382), (88, 22701477), (102, 19585588), (132, 15134318), (136, 14689191), (187, 10683048), (204, 9792794), (241, 8289336), (264, 7567159), (374, 5341524), (408, 4896397), (482, 4144668), (561, 3561016), (723, 2763112), (748, 2670762), (964, 2072334), (1122, 1780508), (1446, 1381556), (1496, 1335381), (1847, 1081608), (1928, 1036167), (2244, 890254), (2651, 753576), (2892, 690778), (3694, 540804), (4097, 487608), (4488, 445127), (5302, 376788), (5541, 360536), (5784, 345389), (7388, 270402), (7953, 251192), (8194, 243804), (10604, 188394), (11082, 180268), (12291, 162536), (14776, 135201), (15906, 125596), (16388, 121902), (20317, 98328), (21208, 94197), (22164, 90134), (24582, 81268), (31399, 63624), (31812, 62798), (32776, 60951), (40634, 49164), (44328, 45067)]