673940992

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{42461}}^1$

素因数の和:42510

約数の個数: 40

約数和(自身を含む): 1390036032

約数和(自身を除く): 716095040

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1984, 3968, 7936, 15872, 42461, 84922, 169844, 339688, 679376, 1316291, 1358752, 2632582, 2717504, 5265164, 5435008, 10530328, 10870016, 21060656, 21740032, 42121312, 84242624, 168485248, 336970496, 673940992]

約数ペア:

[(1, 673940992), (2, 336970496), (4, 168485248), (8, 84242624), (16, 42121312), (31, 21740032), (32, 21060656), (62, 10870016), (64, 10530328), (124, 5435008), (128, 5265164), (248, 2717504), (256, 2632582), (496, 1358752), (512, 1316291), (992, 679376), (1984, 339688), (3968, 169844), (7936, 84922), (15872, 42461)]