31008975

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{269}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 54237600

約数和(自身を除く): 23228625

約数列:

[1, 3, 5, 15, 25, 29, 53, 75, 87, 145, 159, 265, 269, 435, 725, 795, 807, 1325, 1345, 1537, 2175, 3975, 4035, 4611, 6725, 7685, 7801, 14257, 20175, 23055, 23403, 38425, 39005, 42771, 71285, 115275, 117015, 195025, 213855, 356425, 413453, 585075, 1069275, 1240359, 2067265, 6201795, 10336325, 31008975]

約数ペア:

[(1, 31008975), (3, 10336325), (5, 6201795), (15, 2067265), (25, 1240359), (29, 1069275), (53, 585075), (75, 413453), (87, 356425), (145, 213855), (159, 195025), (265, 117015), (269, 115275), (435, 71285), (725, 42771), (795, 39005), (807, 38425), (1325, 23403), (1345, 23055), (1537, 20175), (2175, 14257), (3975, 7801), (4035, 7685), (4611, 6725)]