81510597

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1103}}^1$

素因数の和:1159

約数の個数: 64

約数和(自身を含む): 152616960

約数和(自身を除く): 71106363

約数列:

[1, 3, 7, 9, 17, 21, 23, 27, 51, 63, 69, 119, 153, 161, 189, 207, 357, 391, 459, 483, 621, 1071, 1103, 1173, 1449, 2737, 3213, 3309, 3519, 4347, 7721, 8211, 9927, 10557, 18751, 23163, 24633, 25369, 29781, 56253, 69489, 73899, 76107, 131257, 168759, 177583, 208467, 228321, 393771, 431273, 506277, 532749, 684963, 1181313, 1293819, 1598247, 3018911, 3543939, 3881457, 4794741, 9056733, 11644371, 27170199, 81510597]

約数ペア:

[(1, 81510597), (3, 27170199), (7, 11644371), (9, 9056733), (17, 4794741), (21, 3881457), (23, 3543939), (27, 3018911), (51, 1598247), (63, 1293819), (69, 1181313), (119, 684963), (153, 532749), (161, 506277), (189, 431273), (207, 393771), (357, 228321), (391, 208467), (459, 177583), (483, 168759), (621, 131257), (1071, 76107), (1103, 73899), (1173, 69489), (1449, 56253), (2737, 29781), (3213, 25369), (3309, 24633), (3519, 23163), (4347, 18751), (7721, 10557), (8211, 9927)]