126757791

素因数分解:

$3^6\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1$

素因数の和:199

約数の個数: 56

約数和(自身を含む): 201461760

約数和(自身を除く): 74703969

約数列:

[1, 3, 9, 27, 31, 71, 79, 81, 93, 213, 237, 243, 279, 639, 711, 729, 837, 1917, 2133, 2201, 2449, 2511, 5609, 5751, 6399, 6603, 7347, 7533, 16827, 17253, 19197, 19809, 22041, 22599, 50481, 51759, 57591, 59427, 66123, 151443, 173879, 178281, 198369, 454329, 521637, 534843, 595107, 1362987, 1564911, 1604529, 1785321, 4088961, 4694733, 14084199, 42252597, 126757791]

約数ペア:

[(1, 126757791), (3, 42252597), (9, 14084199), (27, 4694733), (31, 4088961), (71, 1785321), (79, 1604529), (81, 1564911), (93, 1362987), (213, 595107), (237, 534843), (243, 521637), (279, 454329), (639, 198369), (711, 178281), (729, 173879), (837, 151443), (1917, 66123), (2133, 59427), (2201, 57591), (2449, 51759), (2511, 50481), (5609, 22599), (5751, 22041), (6399, 19809), (6603, 19197), (7347, 17253), (7533, 16827)]