81926955

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{281}}^1$

素因数の和:353

約数の個数: 96

約数和(自身を含む): 168929280

約数和(自身を除く): 87002325

約数列:

[1, 3, 5, 9, 11, 15, 19, 31, 33, 45, 55, 57, 93, 95, 99, 155, 165, 171, 209, 279, 281, 285, 341, 465, 495, 589, 627, 843, 855, 1023, 1045, 1395, 1405, 1705, 1767, 1881, 2529, 2945, 3069, 3091, 3135, 4215, 5115, 5301, 5339, 6479, 8711, 8835, 9273, 9405, 12645, 15345, 15455, 16017, 19437, 26133, 26505, 26695, 27819, 32395, 43555, 46365, 48051, 58311, 58729, 78399, 80085, 95821, 97185, 130665, 139095, 165509, 176187, 240255, 287463, 291555, 293645, 391995, 479105, 496527, 528561, 827545, 862389, 880935, 1437315, 1489581, 1820599, 2482635, 2642805, 4311945, 5461797, 7447905, 9102995, 16385391, 27308985, 81926955]

約数ペア:

[(1, 81926955), (3, 27308985), (5, 16385391), (9, 9102995), (11, 7447905), (15, 5461797), (19, 4311945), (31, 2642805), (33, 2482635), (45, 1820599), (55, 1489581), (57, 1437315), (93, 880935), (95, 862389), (99, 827545), (155, 528561), (165, 496527), (171, 479105), (209, 391995), (279, 293645), (281, 291555), (285, 287463), (341, 240255), (465, 176187), (495, 165509), (589, 139095), (627, 130665), (843, 97185), (855, 95821), (1023, 80085), (1045, 78399), (1395, 58729), (1405, 58311), (1705, 48051), (1767, 46365), (1881, 43555), (2529, 32395), (2945, 27819), (3069, 26695), (3091, 26505), (3135, 26133), (4215, 19437), (5115, 16017), (5301, 15455), (5339, 15345), (6479, 12645), (8711, 9405), (8835, 9273)]