216996988

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{463}}^1\times {\mathrm{9013}}^1$

素因数の和:9493

約数の個数: 24

約数和(自身を含む): 409884608

約数和(自身を除く): 192887620

約数列:

[1, 2, 4, 13, 26, 52, 463, 926, 1852, 6019, 9013, 12038, 18026, 24076, 36052, 117169, 234338, 468676, 4173019, 8346038, 16692076, 54249247, 108498494, 216996988]

約数ペア:

[(1, 216996988), (2, 108498494), (4, 54249247), (13, 16692076), (26, 8346038), (52, 4173019), (463, 468676), (926, 234338), (1852, 117169), (6019, 36052), (9013, 24076), (12038, 18026)]