163968976

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{3907}}^1$

素因数の和:4019

約数の個数: 40

約数和(自身を含む): 330491744

約数和(自身を除く): 166522768

約数列:

[1, 2, 4, 8, 16, 43, 61, 86, 122, 172, 244, 344, 488, 688, 976, 2623, 3907, 5246, 7814, 10492, 15628, 20984, 31256, 41968, 62512, 168001, 238327, 336002, 476654, 672004, 953308, 1344008, 1906616, 2688016, 3813232, 10248061, 20496122, 40992244, 81984488, 163968976]

約数ペア:

[(1, 163968976), (2, 81984488), (4, 40992244), (8, 20496122), (16, 10248061), (43, 3813232), (61, 2688016), (86, 1906616), (122, 1344008), (172, 953308), (244, 672004), (344, 476654), (488, 336002), (688, 238327), (976, 168001), (2623, 62512), (3907, 41968), (5246, 31256), (7814, 20984), (10492, 15628)]