81757284

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{8179}}^1$

素因数の和:8217

約数の個数: 72

約数和(自身を含む): 234995040

約数和(自身を除く): 153237756

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 49, 51, 68, 84, 98, 102, 119, 147, 196, 204, 238, 294, 357, 476, 588, 714, 833, 1428, 1666, 2499, 3332, 4998, 8179, 9996, 16358, 24537, 32716, 49074, 57253, 98148, 114506, 139043, 171759, 229012, 278086, 343518, 400771, 417129, 556172, 687036, 801542, 834258, 973301, 1202313, 1603084, 1668516, 1946602, 2404626, 2919903, 3893204, 4809252, 5839806, 6813107, 11679612, 13626214, 20439321, 27252428, 40878642, 81757284]

約数ペア:

[(1, 81757284), (2, 40878642), (3, 27252428), (4, 20439321), (6, 13626214), (7, 11679612), (12, 6813107), (14, 5839806), (17, 4809252), (21, 3893204), (28, 2919903), (34, 2404626), (42, 1946602), (49, 1668516), (51, 1603084), (68, 1202313), (84, 973301), (98, 834258), (102, 801542), (119, 687036), (147, 556172), (196, 417129), (204, 400771), (238, 343518), (294, 278086), (357, 229012), (476, 171759), (588, 139043), (714, 114506), (833, 98148), (1428, 57253), (1666, 49074), (2499, 32716), (3332, 24537), (4998, 16358), (8179, 9996)]