388774784

素因数分解:

$2^7\times {\mathrm{89}}^1\times {\mathrm{34127}}^1$

素因数の和:34230

約数の個数: 32

約数和(自身を含む): 783237600

約数和(自身を除く): 394462816

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 128, 178, 356, 712, 1424, 2848, 5696, 11392, 34127, 68254, 136508, 273016, 546032, 1092064, 2184128, 3037303, 4368256, 6074606, 12149212, 24298424, 48596848, 97193696, 194387392, 388774784]

約数ペア:

[(1, 388774784), (2, 194387392), (4, 97193696), (8, 48596848), (16, 24298424), (32, 12149212), (64, 6074606), (89, 4368256), (128, 3037303), (178, 2184128), (356, 1092064), (712, 546032), (1424, 273016), (2848, 136508), (5696, 68254), (11392, 34127)]