161508978

素因数分解:

$2^1\times 3^5\times {\mathrm{439}}^1\times {\mathrm{757}}^1$

素因数の和:1213

約数の個数: 48

約数和(自身を含む): 364203840

約数和(自身を除く): 202694862

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 439, 486, 757, 878, 1317, 1514, 2271, 2634, 3951, 4542, 6813, 7902, 11853, 13626, 20439, 23706, 35559, 40878, 61317, 71118, 106677, 122634, 183951, 213354, 332323, 367902, 664646, 996969, 1993938, 2990907, 5981814, 8972721, 17945442, 26918163, 53836326, 80754489, 161508978]

約数ペア:

[(1, 161508978), (2, 80754489), (3, 53836326), (6, 26918163), (9, 17945442), (18, 8972721), (27, 5981814), (54, 2990907), (81, 1993938), (162, 996969), (243, 664646), (439, 367902), (486, 332323), (757, 213354), (878, 183951), (1317, 122634), (1514, 106677), (2271, 71118), (2634, 61317), (3951, 40878), (4542, 35559), (6813, 23706), (7902, 20439), (11853, 13626)]