15638056

素因数分解:

$2^3\times 7^3\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:207

約数の個数: 64

約数和(自身を含む): 35280000

約数和(自身を除く): 19641944

約数列:

[1, 2, 4, 7, 8, 14, 28, 41, 49, 56, 82, 98, 139, 164, 196, 278, 287, 328, 343, 392, 556, 574, 686, 973, 1112, 1148, 1372, 1946, 2009, 2296, 2744, 3892, 4018, 5699, 6811, 7784, 8036, 11398, 13622, 14063, 16072, 22796, 27244, 28126, 39893, 45592, 47677, 54488, 56252, 79786, 95354, 112504, 159572, 190708, 279251, 319144, 381416, 558502, 1117004, 1954757, 2234008, 3909514, 7819028, 15638056]

約数ペア:

[(1, 15638056), (2, 7819028), (4, 3909514), (7, 2234008), (8, 1954757), (14, 1117004), (28, 558502), (41, 381416), (49, 319144), (56, 279251), (82, 190708), (98, 159572), (139, 112504), (164, 95354), (196, 79786), (278, 56252), (287, 54488), (328, 47677), (343, 45592), (392, 39893), (556, 28126), (574, 27244), (686, 22796), (973, 16072), (1112, 14063), (1148, 13622), (1372, 11398), (1946, 8036), (2009, 7784), (2296, 6811), (2744, 5699), (3892, 4018)]