81329082

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1$

素因数の和:467

約数の個数: 64

約数和(自身を含む): 179435520

約数和(自身を除く): 98106438

約数列:

[1, 2, 3, 6, 19, 38, 43, 47, 57, 86, 94, 114, 129, 141, 258, 282, 353, 706, 817, 893, 1059, 1634, 1786, 2021, 2118, 2451, 2679, 4042, 4902, 5358, 6063, 6707, 12126, 13414, 15179, 16591, 20121, 30358, 33182, 38399, 40242, 45537, 49773, 76798, 91074, 99546, 115197, 230394, 288401, 315229, 576802, 630458, 713413, 865203, 945687, 1426826, 1730406, 1891374, 2140239, 4280478, 13554847, 27109694, 40664541, 81329082]

約数ペア:

[(1, 81329082), (2, 40664541), (3, 27109694), (6, 13554847), (19, 4280478), (38, 2140239), (43, 1891374), (47, 1730406), (57, 1426826), (86, 945687), (94, 865203), (114, 713413), (129, 630458), (141, 576802), (258, 315229), (282, 288401), (353, 230394), (706, 115197), (817, 99546), (893, 91074), (1059, 76798), (1634, 49773), (1786, 45537), (2021, 40242), (2118, 38399), (2451, 33182), (2679, 30358), (4042, 20121), (4902, 16591), (5358, 15179), (6063, 13414), (6707, 12126)]