248844705

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{10159}}^1$

素因数の和:10261

約数の個数: 32

約数和(自身を含む): 421355520

約数和(自身を除く): 172510815

約数列:

[1, 3, 5, 15, 23, 69, 71, 115, 213, 345, 355, 1065, 1633, 4899, 8165, 10159, 24495, 30477, 50795, 152385, 233657, 700971, 721289, 1168285, 2163867, 3504855, 3606445, 10819335, 16589647, 49768941, 82948235, 248844705]

約数ペア:

[(1, 248844705), (3, 82948235), (5, 49768941), (15, 16589647), (23, 10819335), (69, 3606445), (71, 3504855), (115, 2163867), (213, 1168285), (345, 721289), (355, 700971), (1065, 233657), (1633, 152385), (4899, 50795), (8165, 30477), (10159, 24495)]