79009308

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1997}}^1$

素因数の和:2171

約数の個数: 72

約数和(自身を含む): 229817952

約数和(自身を除く): 150808644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 157, 252, 314, 471, 628, 942, 1099, 1413, 1884, 1997, 2198, 2826, 3297, 3994, 4396, 5652, 5991, 6594, 7988, 9891, 11982, 13188, 13979, 17973, 19782, 23964, 27958, 35946, 39564, 41937, 55916, 71892, 83874, 125811, 167748, 251622, 313529, 503244, 627058, 940587, 1254116, 1881174, 2194703, 2821761, 3762348, 4389406, 5643522, 6584109, 8778812, 11287044, 13168218, 19752327, 26336436, 39504654, 79009308]

約数ペア:

[(1, 79009308), (2, 39504654), (3, 26336436), (4, 19752327), (6, 13168218), (7, 11287044), (9, 8778812), (12, 6584109), (14, 5643522), (18, 4389406), (21, 3762348), (28, 2821761), (36, 2194703), (42, 1881174), (63, 1254116), (84, 940587), (126, 627058), (157, 503244), (252, 313529), (314, 251622), (471, 167748), (628, 125811), (942, 83874), (1099, 71892), (1413, 55916), (1884, 41937), (1997, 39564), (2198, 35946), (2826, 27958), (3297, 23964), (3994, 19782), (4396, 17973), (5652, 13979), (5991, 13188), (6594, 11982), (7988, 9891)]