261622458

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{110951}}^1$

素因数の和:111090

約数の個数: 24

約数和(自身を含む): 571180896

約数和(自身を除く): 309558438

約数列:

[1, 2, 3, 6, 9, 18, 131, 262, 393, 786, 1179, 2358, 110951, 221902, 332853, 665706, 998559, 1997118, 14534581, 29069162, 43603743, 87207486, 130811229, 261622458]

約数ペア:

[(1, 261622458), (2, 130811229), (3, 87207486), (6, 43603743), (9, 29069162), (18, 14534581), (131, 1997118), (262, 998559), (393, 665706), (786, 332853), (1179, 221902), (2358, 110951)]