213719808

素因数分解:

$2^8\times 3^1\times {\mathrm{421}}^1\times {\mathrm{661}}^1$

素因数の和:1101

約数の個数: 72

約数和(自身を含む): 571020016

約数和(自身を除く): 357300208

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 421, 661, 768, 842, 1263, 1322, 1684, 1983, 2526, 2644, 3368, 3966, 5052, 5288, 6736, 7932, 10104, 10576, 13472, 15864, 20208, 21152, 26944, 31728, 40416, 42304, 53888, 63456, 80832, 84608, 107776, 126912, 161664, 169216, 253824, 278281, 323328, 507648, 556562, 834843, 1113124, 1669686, 2226248, 3339372, 4452496, 6678744, 8904992, 13357488, 17809984, 26714976, 35619968, 53429952, 71239936, 106859904, 213719808]

約数ペア:

[(1, 213719808), (2, 106859904), (3, 71239936), (4, 53429952), (6, 35619968), (8, 26714976), (12, 17809984), (16, 13357488), (24, 8904992), (32, 6678744), (48, 4452496), (64, 3339372), (96, 2226248), (128, 1669686), (192, 1113124), (256, 834843), (384, 556562), (421, 507648), (661, 323328), (768, 278281), (842, 253824), (1263, 169216), (1322, 161664), (1684, 126912), (1983, 107776), (2526, 84608), (2644, 80832), (3368, 63456), (3966, 53888), (5052, 42304), (5288, 40416), (6736, 31728), (7932, 26944), (10104, 21152), (10576, 20208), (13472, 15864)]