865384

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1$

素因数の和:229

約数の個数: 32

約数和(自身を含む): 1791720

約数和(自身を除く): 926336

約数列:

[1, 2, 4, 8, 13, 26, 52, 53, 104, 106, 157, 212, 314, 424, 628, 689, 1256, 1378, 2041, 2756, 4082, 5512, 8164, 8321, 16328, 16642, 33284, 66568, 108173, 216346, 432692, 865384]

約数ペア:

[(1, 865384), (2, 432692), (4, 216346), (8, 108173), (13, 66568), (26, 33284), (52, 16642), (53, 16328), (104, 8321), (106, 8164), (157, 5512), (212, 4082), (314, 2756), (424, 2041), (628, 1378), (689, 1256)]