155165439

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:420

約数の個数: 48

約数和(自身を含む): 247750272

約数和(自身を除く): 92584833

約数列:

[1, 3, 11, 13, 33, 39, 121, 131, 143, 251, 363, 393, 429, 753, 1441, 1573, 1703, 2761, 3263, 4323, 4719, 5109, 8283, 9789, 15851, 18733, 30371, 32881, 35893, 47553, 56199, 91113, 98643, 107679, 206063, 361691, 394823, 427453, 618189, 1085073, 1184469, 1282359, 3978601, 4701983, 11935803, 14105949, 51721813, 155165439]

約数ペア:

[(1, 155165439), (3, 51721813), (11, 14105949), (13, 11935803), (33, 4701983), (39, 3978601), (121, 1282359), (131, 1184469), (143, 1085073), (251, 618189), (363, 427453), (393, 394823), (429, 361691), (753, 206063), (1441, 107679), (1573, 98643), (1703, 91113), (2761, 56199), (3263, 47553), (4323, 35893), (4719, 32881), (5109, 30371), (8283, 18733), (9789, 15851)]