66580857

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:227

約数の個数: 72

約数和(自身を含む): 121002336

約数和(自身を除く): 54421479

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 83, 107, 119, 147, 153, 249, 321, 357, 441, 581, 747, 749, 833, 963, 1071, 1411, 1743, 1819, 2247, 2499, 4067, 4233, 5229, 5243, 5457, 6741, 7497, 8881, 9877, 12201, 12699, 12733, 15729, 16371, 26643, 29631, 36603, 38199, 47187, 62167, 69139, 79929, 88893, 89131, 114597, 150977, 186501, 207417, 267393, 435169, 452931, 559503, 622251, 802179, 1056839, 1305507, 1358793, 3170517, 3916521, 7397873, 9511551, 22193619, 66580857]

約数ペア:

[(1, 66580857), (3, 22193619), (7, 9511551), (9, 7397873), (17, 3916521), (21, 3170517), (49, 1358793), (51, 1305507), (63, 1056839), (83, 802179), (107, 622251), (119, 559503), (147, 452931), (153, 435169), (249, 267393), (321, 207417), (357, 186501), (441, 150977), (581, 114597), (747, 89131), (749, 88893), (833, 79929), (963, 69139), (1071, 62167), (1411, 47187), (1743, 38199), (1819, 36603), (2247, 29631), (2499, 26643), (4067, 16371), (4233, 15729), (5229, 12733), (5243, 12699), (5457, 12201), (6741, 9877), (7497, 8881)]