211312166

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{1723}}^1$

素因数の和:1880

約数の個数: 32

約数和(自身を含む): 351902880

約数和(自身を除く): 140590714

約数列:

[1, 2, 13, 26, 53, 89, 106, 178, 689, 1157, 1378, 1723, 2314, 3446, 4717, 9434, 22399, 44798, 61321, 91319, 122642, 153347, 182638, 306694, 1187147, 1993511, 2374294, 3987022, 8127391, 16254782, 105656083, 211312166]

約数ペア:

[(1, 211312166), (2, 105656083), (13, 16254782), (26, 8127391), (53, 3987022), (89, 2374294), (106, 1993511), (178, 1187147), (689, 306694), (1157, 182638), (1378, 153347), (1723, 122642), (2314, 91319), (3446, 61321), (4717, 44798), (9434, 22399)]