1621072338

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{89671}}^1$

素因数の和:89830

約数の個数: 32

約数和(自身を含む): 3408970752

約数和(自身を除く): 1787898414

約数列:

[1, 2, 3, 6, 23, 46, 69, 131, 138, 262, 393, 786, 3013, 6026, 9039, 18078, 89671, 179342, 269013, 538026, 2062433, 4124866, 6187299, 11746901, 12374598, 23493802, 35240703, 70481406, 270178723, 540357446, 810536169, 1621072338]

約数ペア:

[(1, 1621072338), (2, 810536169), (3, 540357446), (6, 270178723), (23, 70481406), (46, 35240703), (69, 23493802), (131, 12374598), (138, 11746901), (262, 6187299), (393, 4124866), (786, 2062433), (3013, 538026), (6026, 269013), (9039, 179342), (18078, 89671)]