23398215

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:224

約数の個数: 48

約数和(自身を含む): 41148000

約数和(自身を除く): 17749785

約数列:

[1, 3, 5, 15, 19, 29, 57, 87, 95, 145, 149, 285, 361, 435, 447, 551, 745, 1083, 1653, 1805, 2235, 2755, 2831, 4321, 5415, 8265, 8493, 10469, 12963, 14155, 21605, 31407, 42465, 52345, 53789, 64815, 82099, 157035, 161367, 246297, 268945, 410495, 806835, 1231485, 1559881, 4679643, 7799405, 23398215]

約数ペア:

[(1, 23398215), (3, 7799405), (5, 4679643), (15, 1559881), (19, 1231485), (29, 806835), (57, 410495), (87, 268945), (95, 246297), (145, 161367), (149, 157035), (285, 82099), (361, 64815), (435, 53789), (447, 52345), (551, 42465), (745, 31407), (1083, 21605), (1653, 14155), (1805, 12963), (2235, 10469), (2755, 8493), (2831, 8265), (4321, 5415)]