205573212

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{2909}}^1$

素因数の和:3083

約数の個数: 72

約数和(自身を含む): 563515680

約数和(自身を除く): 357942468

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 151, 156, 234, 302, 453, 468, 604, 906, 1359, 1812, 1963, 2718, 2909, 3926, 5436, 5818, 5889, 7852, 8727, 11636, 11778, 17454, 17667, 23556, 26181, 34908, 35334, 37817, 52362, 70668, 75634, 104724, 113451, 151268, 226902, 340353, 439259, 453804, 680706, 878518, 1317777, 1361412, 1757036, 2635554, 3953331, 5271108, 5710367, 7906662, 11420734, 15813324, 17131101, 22841468, 34262202, 51393303, 68524404, 102786606, 205573212]

約数ペア:

[(1, 205573212), (2, 102786606), (3, 68524404), (4, 51393303), (6, 34262202), (9, 22841468), (12, 17131101), (13, 15813324), (18, 11420734), (26, 7906662), (36, 5710367), (39, 5271108), (52, 3953331), (78, 2635554), (117, 1757036), (151, 1361412), (156, 1317777), (234, 878518), (302, 680706), (453, 453804), (468, 439259), (604, 340353), (906, 226902), (1359, 151268), (1812, 113451), (1963, 104724), (2718, 75634), (2909, 70668), (3926, 52362), (5436, 37817), (5818, 35334), (5889, 34908), (7852, 26181), (8727, 23556), (11636, 17667), (11778, 17454)]