211073408

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{18121}}^1$

素因数の和:18155

約数の個数: 64

約数和(自身を含む): 517564320

約数和(自身を除く): 306490912

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, 18121, 36242, 72484, 126847, 144968, 235573, 253694, 289936, 471146, 507388, 579872, 942292, 1014776, 1159744, 1649011, 1884584, 2029552, 2319488, 3298022, 3769168, 4059104, 6596044, 7538336, 8118208, 13192088, 15076672, 16236416, 26384176, 30153344, 52768352, 105536704, 211073408]

約数ペア:

[(1, 211073408), (2, 105536704), (4, 52768352), (7, 30153344), (8, 26384176), (13, 16236416), (14, 15076672), (16, 13192088), (26, 8118208), (28, 7538336), (32, 6596044), (52, 4059104), (56, 3769168), (64, 3298022), (91, 2319488), (104, 2029552), (112, 1884584), (128, 1649011), (182, 1159744), (208, 1014776), (224, 942292), (364, 579872), (416, 507388), (448, 471146), (728, 289936), (832, 253694), (896, 235573), (1456, 144968), (1664, 126847), (2912, 72484), (5824, 36242), (11648, 18121)]