340022878

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{443}}^1\times {\mathrm{557}}^1$

素因数の和:1068

約数の個数: 32

約数和(自身を含む): 561901536

約数和(自身を除く): 221878658

約数列:

[1, 2, 13, 26, 53, 106, 443, 557, 689, 886, 1114, 1378, 5759, 7241, 11518, 14482, 23479, 29521, 46958, 59042, 246751, 305227, 383773, 493502, 610454, 767546, 3207763, 6415526, 13077803, 26155606, 170011439, 340022878]

約数ペア:

[(1, 340022878), (2, 170011439), (13, 26155606), (26, 13077803), (53, 6415526), (106, 3207763), (443, 767546), (557, 610454), (689, 493502), (886, 383773), (1114, 305227), (1378, 246751), (5759, 59042), (7241, 46958), (11518, 29521), (14482, 23479)]