197154916

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{431}}^1$

素因数の和:521

約数の個数: 72

約数和(自身を含む): 432407808

約数和(自身を除く): 235252892

約数列:

[1, 2, 4, 7, 14, 17, 28, 31, 34, 62, 68, 119, 124, 217, 238, 431, 434, 476, 527, 862, 868, 961, 1054, 1724, 1922, 2108, 3017, 3689, 3844, 6034, 6727, 7327, 7378, 12068, 13361, 13454, 14654, 14756, 16337, 26722, 26908, 29308, 32674, 51289, 53444, 65348, 93527, 102578, 114359, 187054, 205156, 227137, 228718, 374108, 414191, 454274, 457436, 828382, 908548, 1589959, 1656764, 2899337, 3179918, 5798674, 6359836, 7041247, 11597348, 14082494, 28164988, 49288729, 98577458, 197154916]

約数ペア:

[(1, 197154916), (2, 98577458), (4, 49288729), (7, 28164988), (14, 14082494), (17, 11597348), (28, 7041247), (31, 6359836), (34, 5798674), (62, 3179918), (68, 2899337), (119, 1656764), (124, 1589959), (217, 908548), (238, 828382), (431, 457436), (434, 454274), (476, 414191), (527, 374108), (862, 228718), (868, 227137), (961, 205156), (1054, 187054), (1724, 114359), (1922, 102578), (2108, 93527), (3017, 65348), (3689, 53444), (3844, 51289), (6034, 32674), (6727, 29308), (7327, 26908), (7378, 26722), (12068, 16337), (13361, 14756), (13454, 14654)]