81427638

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{10181}}^1$

素因数の和:10260

約数の個数: 32

約数和(自身を含む): 172035072

約数和(自身を除く): 90607434

約数列:

[1, 2, 3, 6, 31, 43, 62, 86, 93, 129, 186, 258, 1333, 2666, 3999, 7998, 10181, 20362, 30543, 61086, 315611, 437783, 631222, 875566, 946833, 1313349, 1893666, 2626698, 13571273, 27142546, 40713819, 81427638]

約数ペア:

[(1, 81427638), (2, 40713819), (3, 27142546), (6, 13571273), (31, 2626698), (43, 1893666), (62, 1313349), (86, 946833), (93, 875566), (129, 631222), (186, 437783), (258, 315611), (1333, 61086), (2666, 30543), (3999, 20362), (7998, 10181)]