6641908

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 14563584

約数和(自身を除く): 7921676

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 71, 91, 142, 182, 257, 284, 364, 497, 514, 923, 994, 1028, 1799, 1846, 1988, 3341, 3598, 3692, 6461, 6682, 7196, 12922, 13364, 18247, 23387, 25844, 36494, 46774, 72988, 93548, 127729, 237211, 255458, 474422, 510916, 948844, 1660477, 3320954, 6641908]

約数ペア:

[(1, 6641908), (2, 3320954), (4, 1660477), (7, 948844), (13, 510916), (14, 474422), (26, 255458), (28, 237211), (52, 127729), (71, 93548), (91, 72988), (142, 46774), (182, 36494), (257, 25844), (284, 23387), (364, 18247), (497, 13364), (514, 12922), (923, 7196), (994, 6682), (1028, 6461), (1799, 3692), (1846, 3598), (1988, 3341)]