3911390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{787}}^1$

素因数の和:872

約数の個数: 32

約数和(自身を含む): 8169984

約数和(自身を除く): 4258594

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 497, 710, 787, 994, 1574, 2485, 3935, 4970, 5509, 7870, 11018, 27545, 55090, 55877, 111754, 279385, 391139, 558770, 782278, 1955695, 3911390]

約数ペア:

[(1, 3911390), (2, 1955695), (5, 782278), (7, 558770), (10, 391139), (14, 279385), (35, 111754), (70, 55877), (71, 55090), (142, 27545), (355, 11018), (497, 7870), (710, 5509), (787, 4970), (994, 3935), (1574, 2485)]