213325524

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{139}}^1\times {\mathrm{479}}^1$

素因数の和:717

約数の個数: 72

約数和(自身を含む): 550368000

約数和(自身を除く): 337042476

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 139, 178, 267, 278, 356, 417, 479, 534, 556, 801, 834, 958, 1068, 1251, 1437, 1602, 1668, 1916, 2502, 2874, 3204, 4311, 5004, 5748, 8622, 12371, 17244, 24742, 37113, 42631, 49484, 66581, 74226, 85262, 111339, 127893, 133162, 148452, 170524, 199743, 222678, 255786, 266324, 383679, 399486, 445356, 511572, 599229, 767358, 798972, 1198458, 1534716, 2396916, 5925709, 11851418, 17777127, 23702836, 35554254, 53331381, 71108508, 106662762, 213325524]

約数ペア:

[(1, 213325524), (2, 106662762), (3, 71108508), (4, 53331381), (6, 35554254), (9, 23702836), (12, 17777127), (18, 11851418), (36, 5925709), (89, 2396916), (139, 1534716), (178, 1198458), (267, 798972), (278, 767358), (356, 599229), (417, 511572), (479, 445356), (534, 399486), (556, 383679), (801, 266324), (834, 255786), (958, 222678), (1068, 199743), (1251, 170524), (1437, 148452), (1602, 133162), (1668, 127893), (1916, 111339), (2502, 85262), (2874, 74226), (3204, 66581), (4311, 49484), (5004, 42631), (5748, 37113), (8622, 24742), (12371, 17244)]