338454545

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{1871}}^1$

素因数の和:1934

約数の個数: 48

約数和(自身を含む): 501935616

約数和(自身を除く): 163481071

約数列:

[1, 5, 11, 13, 23, 55, 65, 115, 121, 143, 253, 299, 605, 715, 1265, 1495, 1573, 1871, 2783, 3289, 7865, 9355, 13915, 16445, 20581, 24323, 36179, 43033, 102905, 121615, 180895, 215165, 226391, 267553, 473363, 559429, 1131955, 1337765, 2366815, 2797145, 2943083, 5206993, 6153719, 14715415, 26034965, 30768595, 67690909, 338454545]

約数ペア:

[(1, 338454545), (5, 67690909), (11, 30768595), (13, 26034965), (23, 14715415), (55, 6153719), (65, 5206993), (115, 2943083), (121, 2797145), (143, 2366815), (253, 1337765), (299, 1131955), (605, 559429), (715, 473363), (1265, 267553), (1495, 226391), (1573, 215165), (1871, 180895), (2783, 121615), (3289, 102905), (7865, 43033), (9355, 36179), (13915, 24323), (16445, 20581)]