180986918

素因数分解:

$2^1\times 7^1\times {\mathrm{167}}^1\times {\mathrm{199}}^1\times {\mathrm{389}}^1$

素因数の和:764

約数の個数: 32

約数和(自身を含む): 314496000

約数和(自身を除く): 133509082

約数列:

[1, 2, 7, 14, 167, 199, 334, 389, 398, 778, 1169, 1393, 2338, 2723, 2786, 5446, 33233, 64963, 66466, 77411, 129926, 154822, 232631, 454741, 465262, 541877, 909482, 1083754, 12927637, 25855274, 90493459, 180986918]

約数ペア:

[(1, 180986918), (2, 90493459), (7, 25855274), (14, 12927637), (167, 1083754), (199, 909482), (334, 541877), (389, 465262), (398, 454741), (778, 232631), (1169, 154822), (1393, 129926), (2338, 77411), (2723, 66466), (2786, 64963), (5446, 33233)]