17765931519

素因数分解:

$3^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{9857}}^1$

素因数の和:10005

約数の個数: 72

約数和(自身を含む): 30796944048

約数和(自身を除く): 13031012529

約数列:

[1, 3, 7, 9, 21, 49, 61, 63, 67, 147, 183, 201, 427, 441, 469, 549, 603, 1281, 1407, 2989, 3283, 3843, 4087, 4221, 8967, 9849, 9857, 12261, 26901, 28609, 29547, 29571, 36783, 68999, 85827, 88713, 200263, 206997, 257481, 482993, 600789, 601277, 620991, 660419, 1448979, 1802367, 1803831, 1981257, 4208939, 4346937, 4622933, 5411493, 5943771, 12626817, 13868799, 29462573, 32360531, 37880451, 40285559, 41606397, 88387719, 97081593, 120856677, 265163157, 281998913, 291244779, 362570031, 845996739, 1973992391, 2537990217, 5921977173, 17765931519]

約数ペア:

[(1, 17765931519), (3, 5921977173), (7, 2537990217), (9, 1973992391), (21, 845996739), (49, 362570031), (61, 291244779), (63, 281998913), (67, 265163157), (147, 120856677), (183, 97081593), (201, 88387719), (427, 41606397), (441, 40285559), (469, 37880451), (549, 32360531), (603, 29462573), (1281, 13868799), (1407, 12626817), (2989, 5943771), (3283, 5411493), (3843, 4622933), (4087, 4346937), (4221, 4208939), (8967, 1981257), (9849, 1803831), (9857, 1802367), (12261, 1448979), (26901, 660419), (28609, 620991), (29547, 601277), (29571, 600789), (36783, 482993), (68999, 257481), (85827, 206997), (88713, 200263)]