128612132

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{421}}^1$

素因数の和:620

約数の個数: 48

約数和(自身を含む): 252673344

約数和(自身を除く): 124061212

約数列:

[1, 2, 4, 11, 22, 44, 53, 106, 131, 212, 262, 421, 524, 583, 842, 1166, 1441, 1684, 2332, 2882, 4631, 5764, 6943, 9262, 13886, 18524, 22313, 27772, 44626, 55151, 76373, 89252, 110302, 152746, 220604, 245443, 305492, 490886, 606661, 981772, 1213322, 2426644, 2923003, 5846006, 11692012, 32153033, 64306066, 128612132]

約数ペア:

[(1, 128612132), (2, 64306066), (4, 32153033), (11, 11692012), (22, 5846006), (44, 2923003), (53, 2426644), (106, 1213322), (131, 981772), (212, 606661), (262, 490886), (421, 305492), (524, 245443), (583, 220604), (842, 152746), (1166, 110302), (1441, 89252), (1684, 76373), (2332, 55151), (2882, 44626), (4631, 27772), (5764, 22313), (6943, 18524), (9262, 13886)]