28186136

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{227}}^1$

素因数の和:344

約数の個数: 64

約数和(自身を含む): 62052480

約数和(自身を除く): 33866344

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 83, 88, 136, 166, 187, 227, 332, 374, 454, 664, 748, 908, 913, 1411, 1496, 1816, 1826, 2497, 2822, 3652, 3859, 4994, 5644, 7304, 7718, 9988, 11288, 15436, 15521, 18841, 19976, 30872, 31042, 37682, 42449, 62084, 75364, 84898, 124168, 150728, 169796, 207251, 320297, 339592, 414502, 640594, 829004, 1281188, 1658008, 2562376, 3523267, 7046534, 14093068, 28186136]

約数ペア:

[(1, 28186136), (2, 14093068), (4, 7046534), (8, 3523267), (11, 2562376), (17, 1658008), (22, 1281188), (34, 829004), (44, 640594), (68, 414502), (83, 339592), (88, 320297), (136, 207251), (166, 169796), (187, 150728), (227, 124168), (332, 84898), (374, 75364), (454, 62084), (664, 42449), (748, 37682), (908, 31042), (913, 30872), (1411, 19976), (1496, 18841), (1816, 15521), (1826, 15436), (2497, 11288), (2822, 9988), (3652, 7718), (3859, 7304), (4994, 5644)]