1561966

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:160

約数の個数: 32

約数和(自身を含む): 2856960

約数和(自身を除く): 1294994

約数列:

[1, 2, 7, 14, 31, 59, 61, 62, 118, 122, 217, 413, 427, 434, 826, 854, 1829, 1891, 3599, 3658, 3782, 7198, 12803, 13237, 25193, 25606, 26474, 50386, 111569, 223138, 780983, 1561966]

約数ペア:

[(1, 1561966), (2, 780983), (7, 223138), (14, 111569), (31, 50386), (59, 26474), (61, 25606), (62, 25193), (118, 13237), (122, 12803), (217, 7198), (413, 3782), (427, 3658), (434, 3599), (826, 1891), (854, 1829)]