12779104

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1$

素因数の和:192

約数の個数: 72

約数和(自身を含む): 29053080

約数和(自身を除く): 16273976

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 139, 169, 208, 221, 272, 278, 338, 416, 442, 544, 556, 676, 884, 1112, 1352, 1768, 1807, 2224, 2363, 2704, 2873, 3536, 3614, 4448, 4726, 5408, 5746, 7072, 7228, 9452, 11492, 14456, 18904, 22984, 23491, 28912, 30719, 37808, 45968, 46982, 57824, 61438, 75616, 91936, 93964, 122876, 187928, 245752, 375856, 399347, 491504, 751712, 798694, 983008, 1597388, 3194776, 6389552, 12779104]

約数ペア:

[(1, 12779104), (2, 6389552), (4, 3194776), (8, 1597388), (13, 983008), (16, 798694), (17, 751712), (26, 491504), (32, 399347), (34, 375856), (52, 245752), (68, 187928), (104, 122876), (136, 93964), (139, 91936), (169, 75616), (208, 61438), (221, 57824), (272, 46982), (278, 45968), (338, 37808), (416, 30719), (442, 28912), (544, 23491), (556, 22984), (676, 18904), (884, 14456), (1112, 11492), (1352, 9452), (1768, 7228), (1807, 7072), (2224, 5746), (2363, 5408), (2704, 4726), (2873, 4448), (3536, 3614)]