87131844

素因数分解:

$2^2\times 3^2\times {\mathrm{421}}^1\times {\mathrm{5749}}^1$

素因数の和:6180

約数の個数: 36

約数和(自身を含む): 220811500

約数和(自身を除く): 133679656

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 421, 842, 1263, 1684, 2526, 3789, 5052, 5749, 7578, 11498, 15156, 17247, 22996, 34494, 51741, 68988, 103482, 206964, 2420329, 4840658, 7260987, 9681316, 14521974, 21782961, 29043948, 43565922, 87131844]

約数ペア:

[(1, 87131844), (2, 43565922), (3, 29043948), (4, 21782961), (6, 14521974), (9, 9681316), (12, 7260987), (18, 4840658), (36, 2420329), (421, 206964), (842, 103482), (1263, 68988), (1684, 51741), (2526, 34494), (3789, 22996), (5052, 17247), (5749, 15156), (7578, 11498)]