394728208

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{4943}}^1$

素因数の和:5012

約数の個数: 80

約数和(自身を含む): 941654016

約数和(自身を除く): 546925808

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 31, 46, 56, 62, 92, 112, 124, 161, 184, 217, 248, 322, 368, 434, 496, 644, 713, 868, 1288, 1426, 1736, 2576, 2852, 3472, 4943, 4991, 5704, 9886, 9982, 11408, 19772, 19964, 34601, 39544, 39928, 69202, 79088, 79856, 113689, 138404, 153233, 227378, 276808, 306466, 454756, 553616, 612932, 795823, 909512, 1072631, 1225864, 1591646, 1819024, 2145262, 2451728, 3183292, 3524359, 4290524, 6366584, 7048718, 8581048, 12733168, 14097436, 17162096, 24670513, 28194872, 49341026, 56389744, 98682052, 197364104, 394728208]

約数ペア:

[(1, 394728208), (2, 197364104), (4, 98682052), (7, 56389744), (8, 49341026), (14, 28194872), (16, 24670513), (23, 17162096), (28, 14097436), (31, 12733168), (46, 8581048), (56, 7048718), (62, 6366584), (92, 4290524), (112, 3524359), (124, 3183292), (161, 2451728), (184, 2145262), (217, 1819024), (248, 1591646), (322, 1225864), (368, 1072631), (434, 909512), (496, 795823), (644, 612932), (713, 553616), (868, 454756), (1288, 306466), (1426, 276808), (1736, 227378), (2576, 153233), (2852, 138404), (3472, 113689), (4943, 79856), (4991, 79088), (5704, 69202), (9886, 39928), (9982, 39544), (11408, 34601), (19772, 19964)]