1771369990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1229}}^1\times {\mathrm{11087}}^1$

素因数の和:12336

約数の個数: 32

約数和(自身を含む): 3436836480

約数和(自身を除く): 1665466490

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1229, 2458, 6145, 11087, 12290, 15977, 22174, 31954, 55435, 79885, 110870, 144131, 159770, 288262, 720655, 1441310, 13625923, 27251846, 68129615, 136259230, 177136999, 354273998, 885684995, 1771369990]

約数ペア:

[(1, 1771369990), (2, 885684995), (5, 354273998), (10, 177136999), (13, 136259230), (26, 68129615), (65, 27251846), (130, 13625923), (1229, 1441310), (2458, 720655), (6145, 288262), (11087, 159770), (12290, 144131), (15977, 110870), (22174, 79885), (31954, 55435)]