531561212

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{911}}^1$

素因数の和:1171

約数の個数: 72

約数和(自身を含む): 1171719360

約数和(自身を除く): 640158148

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 229, 364, 458, 637, 911, 916, 1274, 1603, 1822, 2548, 2977, 3206, 3644, 5954, 6377, 6412, 11221, 11843, 11908, 12754, 20839, 22442, 23686, 25508, 41678, 44639, 44884, 47372, 82901, 83356, 89278, 145873, 165802, 178556, 208619, 291746, 331604, 417238, 580307, 583492, 834476, 1160614, 1460333, 2321228, 2712047, 2920666, 5424094, 5841332, 10222331, 10848188, 18984329, 20444662, 37968658, 40889324, 75937316, 132890303, 265780606, 531561212]

約数ペア:

[(1, 531561212), (2, 265780606), (4, 132890303), (7, 75937316), (13, 40889324), (14, 37968658), (26, 20444662), (28, 18984329), (49, 10848188), (52, 10222331), (91, 5841332), (98, 5424094), (182, 2920666), (196, 2712047), (229, 2321228), (364, 1460333), (458, 1160614), (637, 834476), (911, 583492), (916, 580307), (1274, 417238), (1603, 331604), (1822, 291746), (2548, 208619), (2977, 178556), (3206, 165802), (3644, 145873), (5954, 89278), (6377, 83356), (6412, 82901), (11221, 47372), (11843, 44884), (11908, 44639), (12754, 41678), (20839, 25508), (22442, 23686)]