31183530

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{911}}^1$

素因数の和:1091

約数の個数: 64

約数和(自身を含む): 86151168

約数和(自身を除く): 54967638

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 163, 210, 326, 489, 815, 911, 978, 1141, 1630, 1822, 2282, 2445, 2733, 3423, 4555, 4890, 5466, 5705, 6377, 6846, 9110, 11410, 12754, 13665, 17115, 19131, 27330, 31885, 34230, 38262, 63770, 95655, 148493, 191310, 296986, 445479, 742465, 890958, 1039451, 1484930, 2078902, 2227395, 3118353, 4454790, 5197255, 6236706, 10394510, 15591765, 31183530]

約数ペア:

[(1, 31183530), (2, 15591765), (3, 10394510), (5, 6236706), (6, 5197255), (7, 4454790), (10, 3118353), (14, 2227395), (15, 2078902), (21, 1484930), (30, 1039451), (35, 890958), (42, 742465), (70, 445479), (105, 296986), (163, 191310), (210, 148493), (326, 95655), (489, 63770), (815, 38262), (911, 34230), (978, 31885), (1141, 27330), (1630, 19131), (1822, 17115), (2282, 13665), (2445, 12754), (2733, 11410), (3423, 9110), (4555, 6846), (4890, 6377), (5466, 5705)]