155320557

素因数分解:

$3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{251}}^1\times {\mathrm{373}}^1$

素因数の和:713

約数の個数: 32

約数和(自身を含む): 241274880

約数和(自身を除く): 85954323

約数列:

[1, 3, 7, 21, 79, 237, 251, 373, 553, 753, 1119, 1659, 1757, 2611, 5271, 7833, 19829, 29467, 59487, 88401, 93623, 138803, 206269, 280869, 416409, 618807, 655361, 1966083, 7396217, 22188651, 51773519, 155320557]

約数ペア:

[(1, 155320557), (3, 51773519), (7, 22188651), (21, 7396217), (79, 1966083), (237, 655361), (251, 618807), (373, 416409), (553, 280869), (753, 206269), (1119, 138803), (1659, 93623), (1757, 88401), (2611, 59487), (5271, 29467), (7833, 19829)]