215406464

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18493}}^1$

素因数の和:18527

約数の個数: 64

約数和(自身を含む): 528188640

約数和(自身を除く): 312782176

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 364, 416, 448, 728, 832, 896, 1456, 1664, 2912, 5824, 11648, 18493, 36986, 73972, 129451, 147944, 240409, 258902, 295888, 480818, 517804, 591776, 961636, 1035608, 1183552, 1682863, 1923272, 2071216, 2367104, 3365726, 3846544, 4142432, 6731452, 7693088, 8284864, 13462904, 15386176, 16569728, 26925808, 30772352, 53851616, 107703232, 215406464]

約数ペア:

[(1, 215406464), (2, 107703232), (4, 53851616), (7, 30772352), (8, 26925808), (13, 16569728), (14, 15386176), (16, 13462904), (26, 8284864), (28, 7693088), (32, 6731452), (52, 4142432), (56, 3846544), (64, 3365726), (91, 2367104), (104, 2071216), (112, 1923272), (128, 1682863), (182, 1183552), (208, 1035608), (224, 961636), (364, 591776), (416, 517804), (448, 480818), (728, 295888), (832, 258902), (896, 240409), (1456, 147944), (1664, 129451), (2912, 73972), (5824, 36986), (11648, 18493)]