78418314

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6571}}^1$

素因数の和:6612

約数の個数: 64

約数和(自身を含む): 198737280

約数和(自身を除く): 120318966

約数列:

[1, 2, 3, 6, 9, 13, 17, 18, 26, 27, 34, 39, 51, 54, 78, 102, 117, 153, 221, 234, 306, 351, 442, 459, 663, 702, 918, 1326, 1989, 3978, 5967, 6571, 11934, 13142, 19713, 39426, 59139, 85423, 111707, 118278, 170846, 177417, 223414, 256269, 335121, 354834, 512538, 670242, 768807, 1005363, 1452191, 1537614, 2010726, 2306421, 2904382, 3016089, 4356573, 4612842, 6032178, 8713146, 13069719, 26139438, 39209157, 78418314]

約数ペア:

[(1, 78418314), (2, 39209157), (3, 26139438), (6, 13069719), (9, 8713146), (13, 6032178), (17, 4612842), (18, 4356573), (26, 3016089), (27, 2904382), (34, 2306421), (39, 2010726), (51, 1537614), (54, 1452191), (78, 1005363), (102, 768807), (117, 670242), (153, 512538), (221, 354834), (234, 335121), (306, 256269), (351, 223414), (442, 177417), (459, 170846), (663, 118278), (702, 111707), (918, 85423), (1326, 59139), (1989, 39426), (3978, 19713), (5967, 13142), (6571, 11934)]