213217816

素因数分解:

$2^3\times 7^2\times {\mathrm{73}}^1\times {\mathrm{7451}}^1$

素因数の和:7544

約数の個数: 48

約数和(自身を含む): 471488040

約数和(自身を除く): 258270224

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 73, 98, 146, 196, 292, 392, 511, 584, 1022, 2044, 3577, 4088, 7154, 7451, 14308, 14902, 28616, 29804, 52157, 59608, 104314, 208628, 365099, 417256, 543923, 730198, 1087846, 1460396, 2175692, 2920792, 3807461, 4351384, 7614922, 15229844, 26652227, 30459688, 53304454, 106608908, 213217816]

約数ペア:

[(1, 213217816), (2, 106608908), (4, 53304454), (7, 30459688), (8, 26652227), (14, 15229844), (28, 7614922), (49, 4351384), (56, 3807461), (73, 2920792), (98, 2175692), (146, 1460396), (196, 1087846), (292, 730198), (392, 543923), (511, 417256), (584, 365099), (1022, 208628), (2044, 104314), (3577, 59608), (4088, 52157), (7154, 29804), (7451, 28616), (14308, 14902)]