65988978

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1499}}^1$

素因数の和:1567

約数の個数: 64

約数和(自身を含む): 155520000

約数和(自身を除く): 89531022

約数列:

[1, 2, 3, 6, 11, 22, 23, 29, 33, 46, 58, 66, 69, 87, 138, 174, 253, 319, 506, 638, 667, 759, 957, 1334, 1499, 1518, 1914, 2001, 2998, 4002, 4497, 7337, 8994, 14674, 16489, 22011, 32978, 34477, 43471, 44022, 49467, 68954, 86942, 98934, 103431, 130413, 206862, 260826, 379247, 478181, 758494, 956362, 999833, 1137741, 1434543, 1999666, 2275482, 2869086, 2999499, 5998998, 10998163, 21996326, 32994489, 65988978]

約数ペア:

[(1, 65988978), (2, 32994489), (3, 21996326), (6, 10998163), (11, 5998998), (22, 2999499), (23, 2869086), (29, 2275482), (33, 1999666), (46, 1434543), (58, 1137741), (66, 999833), (69, 956362), (87, 758494), (138, 478181), (174, 379247), (253, 260826), (319, 206862), (506, 130413), (638, 103431), (667, 98934), (759, 86942), (957, 68954), (1334, 49467), (1499, 44022), (1518, 43471), (1914, 34477), (2001, 32978), (2998, 22011), (4002, 16489), (4497, 14674), (7337, 8994)]