66561972

素因数分解:

$2^2\times 3^1\times {\mathrm{113}}^1\times {\mathrm{191}}^1\times {\mathrm{257}}^1$

素因数の和:568

約数の個数: 48

約数和(自身を含む): 158118912

約数和(自身を除く): 91556940

約数列:

[1, 2, 3, 4, 6, 12, 113, 191, 226, 257, 339, 382, 452, 514, 573, 678, 764, 771, 1028, 1146, 1356, 1542, 2292, 3084, 21583, 29041, 43166, 49087, 58082, 64749, 86332, 87123, 98174, 116164, 129498, 147261, 174246, 196348, 258996, 294522, 348492, 589044, 5546831, 11093662, 16640493, 22187324, 33280986, 66561972]

約数ペア:

[(1, 66561972), (2, 33280986), (3, 22187324), (4, 16640493), (6, 11093662), (12, 5546831), (113, 589044), (191, 348492), (226, 294522), (257, 258996), (339, 196348), (382, 174246), (452, 147261), (514, 129498), (573, 116164), (678, 98174), (764, 87123), (771, 86332), (1028, 64749), (1146, 58082), (1356, 49087), (1542, 43166), (2292, 29041), (3084, 21583)]