197770664

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{197}}^2$

素因数の和:427

約数の個数: 72

約数和(自身を含む): 466913790

約数和(自身を除く): 269143126

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 197, 364, 392, 394, 637, 728, 788, 1274, 1379, 1576, 2548, 2561, 2758, 5096, 5122, 5516, 9653, 10244, 11032, 17927, 19306, 20488, 35854, 38612, 38809, 71708, 77224, 77618, 125489, 143416, 155236, 250978, 271663, 310472, 501956, 504517, 543326, 1003912, 1009034, 1086652, 1901641, 2018068, 2173304, 3531619, 3803282, 4036136, 7063238, 7606564, 14126476, 15213128, 24721333, 28252952, 49442666, 98885332, 197770664]

約数ペア:

[(1, 197770664), (2, 98885332), (4, 49442666), (7, 28252952), (8, 24721333), (13, 15213128), (14, 14126476), (26, 7606564), (28, 7063238), (49, 4036136), (52, 3803282), (56, 3531619), (91, 2173304), (98, 2018068), (104, 1901641), (182, 1086652), (196, 1009034), (197, 1003912), (364, 543326), (392, 504517), (394, 501956), (637, 310472), (728, 271663), (788, 250978), (1274, 155236), (1379, 143416), (1576, 125489), (2548, 77618), (2561, 77224), (2758, 71708), (5096, 38809), (5122, 38612), (5516, 35854), (9653, 20488), (10244, 19306), (11032, 17927)]