172767728

素因数分解:

$2^4\times 7^3\times {\mathrm{31481}}^1$

素因数の和:31510

約数の個数: 40

約数和(自身を含む): 390376800

約数和(自身を除く): 217609072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 5488, 31481, 62962, 125924, 220367, 251848, 440734, 503696, 881468, 1542569, 1762936, 3085138, 3525872, 6170276, 10797983, 12340552, 21595966, 24681104, 43191932, 86383864, 172767728]

約数ペア:

[(1, 172767728), (2, 86383864), (4, 43191932), (7, 24681104), (8, 21595966), (14, 12340552), (16, 10797983), (28, 6170276), (49, 3525872), (56, 3085138), (98, 1762936), (112, 1542569), (196, 881468), (343, 503696), (392, 440734), (686, 251848), (784, 220367), (1372, 125924), (2744, 62962), (5488, 31481)]