215156682

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{306491}}^1$

素因数の和:306515

約数の個数: 32

約数和(自身を含む): 514906560

約数和(自身を除く): 299749878

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 306491, 612982, 919473, 1838946, 2758419, 3984383, 5516838, 7968766, 8275257, 11953149, 16550514, 23906298, 35859447, 71718894, 107578341, 215156682]

約数ペア:

[(1, 215156682), (2, 107578341), (3, 71718894), (6, 35859447), (9, 23906298), (13, 16550514), (18, 11953149), (26, 8275257), (27, 7968766), (39, 5516838), (54, 3984383), (78, 2758419), (117, 1838946), (234, 919473), (351, 612982), (702, 306491)]