2157806013

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{311}}^1\times {\mathrm{3967}}^1$

素因数の和:4345

約数の個数: 32

約数和(自身を含む): 3208937472

約数和(自身を除く): 1051131459

約数列:

[1, 3, 11, 33, 53, 159, 311, 583, 933, 1749, 3421, 3967, 10263, 11901, 16483, 43637, 49449, 130911, 181313, 210251, 543939, 630753, 1233737, 2312761, 3701211, 6938283, 13571107, 40713321, 65388061, 196164183, 719268671, 2157806013]

約数ペア:

[(1, 2157806013), (3, 719268671), (11, 196164183), (33, 65388061), (53, 40713321), (159, 13571107), (311, 6938283), (583, 3701211), (933, 2312761), (1749, 1233737), (3421, 630753), (3967, 543939), (10263, 210251), (11901, 181313), (16483, 130911), (43637, 49449)]