187981079

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1609}}^1$

素因数の和:1695

約数の個数: 32

約数和(自身を含む): 238022400

約数和(自身を除く): 50041321

約数列:

[1, 11, 13, 19, 43, 143, 209, 247, 473, 559, 817, 1609, 2717, 6149, 8987, 10621, 17699, 20917, 30571, 69187, 116831, 230087, 336281, 397423, 761057, 899431, 1314553, 4371653, 9893741, 14460083, 17089189, 187981079]

約数ペア:

[(1, 187981079), (11, 17089189), (13, 14460083), (19, 9893741), (43, 4371653), (143, 1314553), (209, 899431), (247, 761057), (473, 397423), (559, 336281), (817, 230087), (1609, 116831), (2717, 69187), (6149, 30571), (8987, 20917), (10621, 17699)]