266819839

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{211}}^1\times {\mathrm{239}}^1$

素因数の和:511

約数の個数: 32

約数和(自身を含む): 324817920

約数和(自身を除く): 57998081

約数列:

[1, 11, 13, 37, 143, 211, 239, 407, 481, 2321, 2629, 2743, 3107, 5291, 7807, 8843, 30173, 34177, 50429, 85877, 97273, 101491, 114959, 554719, 655577, 1116401, 1264549, 1865873, 7211347, 20524603, 24256349, 266819839]

約数ペア:

[(1, 266819839), (11, 24256349), (13, 20524603), (37, 7211347), (143, 1865873), (211, 1264549), (239, 1116401), (407, 655577), (481, 554719), (2321, 114959), (2629, 101491), (2743, 97273), (3107, 85877), (5291, 50429), (7807, 34177), (8843, 30173)]