28471388

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{421}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 57425760

約数和(自身を除く): 28954372

約数列:

[1, 2, 4, 11, 22, 29, 44, 53, 58, 106, 116, 212, 319, 421, 583, 638, 842, 1166, 1276, 1537, 1684, 2332, 3074, 4631, 6148, 9262, 12209, 16907, 18524, 22313, 24418, 33814, 44626, 48836, 67628, 89252, 134299, 245443, 268598, 490886, 537196, 647077, 981772, 1294154, 2588308, 7117847, 14235694, 28471388]

約数ペア:

[(1, 28471388), (2, 14235694), (4, 7117847), (11, 2588308), (22, 1294154), (29, 981772), (44, 647077), (53, 537196), (58, 490886), (106, 268598), (116, 245443), (212, 134299), (319, 89252), (421, 67628), (583, 48836), (638, 44626), (842, 33814), (1166, 24418), (1276, 22313), (1537, 18524), (1684, 16907), (2332, 12209), (3074, 9262), (4631, 6148)]