3999701888

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{343381}}^1$

素因数の和:343415

約数の個数: 64

約数和(自身を含む): 9806989920

約数和(自身を除く): 5807288032

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, 343381, 686762, 1373524, 2403667, 2747048, 4463953, 4807334, 5494096, 8927906, 9614668, 10988192, 17855812, 19229336, 21976384, 31247671, 35711624, 38458672, 43952768, 62495342, 71423248, 76917344, 124990684, 142846496, 153834688, 249981368, 285692992, 307669376, 499962736, 571385984, 999925472, 1999850944, 3999701888]

約数ペア:

[(1, 3999701888), (2, 1999850944), (4, 999925472), (7, 571385984), (8, 499962736), (13, 307669376), (14, 285692992), (16, 249981368), (26, 153834688), (28, 142846496), (32, 124990684), (52, 76917344), (56, 71423248), (64, 62495342), (91, 43952768), (104, 38458672), (112, 35711624), (128, 31247671), (182, 21976384), (208, 19229336), (224, 17855812), (364, 10988192), (416, 9614668), (448, 8927906), (728, 5494096), (832, 4807334), (896, 4463953), (1456, 2747048), (1664, 2403667), (2912, 1373524), (5824, 686762), (11648, 343381)]