64741911

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{2131}}^1$

素因数の和:2207

約数の個数: 32

約数和(自身を含む): 100289280

約数和(自身を除く): 35547369

約数列:

[1, 3, 13, 19, 39, 41, 57, 123, 247, 533, 741, 779, 1599, 2131, 2337, 6393, 10127, 27703, 30381, 40489, 83109, 87371, 121467, 262113, 526357, 1135823, 1579071, 1660049, 3407469, 4980147, 21580637, 64741911]

約数ペア:

[(1, 64741911), (3, 21580637), (13, 4980147), (19, 3407469), (39, 1660049), (41, 1579071), (57, 1135823), (123, 526357), (247, 262113), (533, 121467), (741, 87371), (779, 83109), (1599, 40489), (2131, 30381), (2337, 27703), (6393, 10127)]