81191778

素因数分解:

$2^1\times 3^1\times {\mathrm{2917}}^1\times {\mathrm{4639}}^1$

素因数の和:7561

約数の個数: 16

約数和(自身を含む): 162474240

約数和(自身を除く): 81282462

約数列:

[1, 2, 3, 6, 2917, 4639, 5834, 8751, 9278, 13917, 17502, 27834, 13531963, 27063926, 40595889, 81191778]

約数ペア:

[(1, 81191778), (2, 40595889), (3, 27063926), (6, 13531963), (2917, 27834), (4639, 17502), (5834, 13917), (8751, 9278)]