781014

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:85

約数の個数: 64

約数和(自身を含む): 1935360

約数和(自身を除く): 1154346

約数列:

[1, 2, 3, 6, 13, 17, 19, 26, 31, 34, 38, 39, 51, 57, 62, 78, 93, 102, 114, 186, 221, 247, 323, 403, 442, 494, 527, 589, 646, 663, 741, 806, 969, 1054, 1178, 1209, 1326, 1482, 1581, 1767, 1938, 2418, 3162, 3534, 4199, 6851, 7657, 8398, 10013, 12597, 13702, 15314, 20026, 20553, 22971, 25194, 30039, 41106, 45942, 60078, 130169, 260338, 390507, 781014]

約数ペア:

[(1, 781014), (2, 390507), (3, 260338), (6, 130169), (13, 60078), (17, 45942), (19, 41106), (26, 30039), (31, 25194), (34, 22971), (38, 20553), (39, 20026), (51, 15314), (57, 13702), (62, 12597), (78, 10013), (93, 8398), (102, 7657), (114, 6851), (186, 4199), (221, 3534), (247, 3162), (323, 2418), (403, 1938), (442, 1767), (494, 1581), (527, 1482), (589, 1326), (646, 1209), (663, 1178), (741, 1054), (806, 969)]