197319738

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{487}}^1\times {\mathrm{877}}^1$

素因数の和:1387

約数の個数: 64

約数和(自身を含む): 493590528

約数和(自身を除く): 296270790

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 487, 877, 974, 1461, 1754, 2631, 2922, 3409, 5262, 5357, 6139, 6818, 9647, 10227, 10714, 12278, 16071, 18417, 19294, 20454, 28941, 32142, 36834, 37499, 57882, 67529, 74998, 112497, 135058, 202587, 224994, 405174, 427099, 854198, 1281297, 2562594, 2989693, 4698089, 5979386, 8969079, 9396178, 14094267, 17938158, 28188534, 32886623, 65773246, 98659869, 197319738]

約数ペア:

[(1, 197319738), (2, 98659869), (3, 65773246), (6, 32886623), (7, 28188534), (11, 17938158), (14, 14094267), (21, 9396178), (22, 8969079), (33, 5979386), (42, 4698089), (66, 2989693), (77, 2562594), (154, 1281297), (231, 854198), (462, 427099), (487, 405174), (877, 224994), (974, 202587), (1461, 135058), (1754, 112497), (2631, 74998), (2922, 67529), (3409, 57882), (5262, 37499), (5357, 36834), (6139, 32142), (6818, 28941), (9647, 20454), (10227, 19294), (10714, 18417), (12278, 16071)]