217007493

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{2477}}^1$

素因数の和:2581

約数の個数: 32

約数和(自身を含む): 321148800

約数和(自身を除く): 104141307

約数列:

[1, 3, 19, 29, 53, 57, 87, 159, 551, 1007, 1537, 1653, 2477, 3021, 4611, 7431, 29203, 47063, 71833, 87609, 131281, 141189, 215499, 393843, 1364827, 2494339, 3807149, 4094481, 7483017, 11421447, 72335831, 217007493]

約数ペア:

[(1, 217007493), (3, 72335831), (19, 11421447), (29, 7483017), (53, 4094481), (57, 3807149), (87, 2494339), (159, 1364827), (551, 393843), (1007, 215499), (1537, 141189), (1653, 131281), (2477, 87609), (3021, 71833), (4611, 47063), (7431, 29203)]