78867876

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{661}}^1$

素因数の和:892

約数の個数: 48

約数和(自身を含む): 188474048

約数和(自身を除く): 109606172

約数列:

[1, 2, 3, 4, 6, 12, 61, 122, 163, 183, 244, 326, 366, 489, 652, 661, 732, 978, 1322, 1956, 1983, 2644, 3966, 7932, 9943, 19886, 29829, 39772, 40321, 59658, 80642, 107743, 119316, 120963, 161284, 215486, 241926, 323229, 430972, 483852, 646458, 1292916, 6572323, 13144646, 19716969, 26289292, 39433938, 78867876]

約数ペア:

[(1, 78867876), (2, 39433938), (3, 26289292), (4, 19716969), (6, 13144646), (12, 6572323), (61, 1292916), (122, 646458), (163, 483852), (183, 430972), (244, 323229), (326, 241926), (366, 215486), (489, 161284), (652, 120963), (661, 119316), (732, 107743), (978, 80642), (1322, 59658), (1956, 40321), (1983, 39772), (2644, 29829), (3966, 19886), (7932, 9943)]