68312478

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2\times {\mathrm{521}}^1$

素因数の和:621

約数の個数: 48

約数和(自身を含む): 151100208

約数和(自身を除く): 82787730

約数列:

[1, 2, 3, 6, 13, 26, 39, 41, 78, 82, 123, 246, 521, 533, 1042, 1066, 1563, 1599, 1681, 3126, 3198, 3362, 5043, 6773, 10086, 13546, 20319, 21361, 21853, 40638, 42722, 43706, 64083, 65559, 128166, 131118, 277693, 555386, 833079, 875801, 1666158, 1751602, 2627403, 5254806, 11385413, 22770826, 34156239, 68312478]

約数ペア:

[(1, 68312478), (2, 34156239), (3, 22770826), (6, 11385413), (13, 5254806), (26, 2627403), (39, 1751602), (41, 1666158), (78, 875801), (82, 833079), (123, 555386), (246, 277693), (521, 131118), (533, 128166), (1042, 65559), (1066, 64083), (1563, 43706), (1599, 42722), (1681, 40638), (3126, 21853), (3198, 21361), (3362, 20319), (5043, 13546), (6773, 10086)]