28177556

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 56282688

約数和(自身を除く): 28105132

約数列:

[1, 2, 4, 11, 22, 43, 44, 53, 86, 106, 172, 212, 281, 473, 562, 583, 946, 1124, 1166, 1892, 2279, 2332, 3091, 4558, 6182, 9116, 12083, 12364, 14893, 24166, 25069, 29786, 48332, 50138, 59572, 100276, 132913, 163823, 265826, 327646, 531652, 640399, 655292, 1280798, 2561596, 7044389, 14088778, 28177556]

約数ペア:

[(1, 28177556), (2, 14088778), (4, 7044389), (11, 2561596), (22, 1280798), (43, 655292), (44, 640399), (53, 531652), (86, 327646), (106, 265826), (172, 163823), (212, 132913), (281, 100276), (473, 59572), (562, 50138), (583, 48332), (946, 29786), (1124, 25069), (1166, 24166), (1892, 14893), (2279, 12364), (2332, 12083), (3091, 9116), (4558, 6182)]