64110921

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{3919}}^1$

素因数の和:3989

約数の個数: 32

約数和(自身を含む): 105369600

約数和(自身を除く): 41258679

約数列:

[1, 3, 7, 19, 21, 41, 57, 123, 133, 287, 399, 779, 861, 2337, 3919, 5453, 11757, 16359, 27433, 74461, 82299, 160679, 223383, 482037, 521227, 1124753, 1563681, 3052901, 3374259, 9158703, 21370307, 64110921]

約数ペア:

[(1, 64110921), (3, 21370307), (7, 9158703), (19, 3374259), (21, 3052901), (41, 1563681), (57, 1124753), (123, 521227), (133, 482037), (287, 223383), (399, 160679), (779, 82299), (861, 74461), (2337, 27433), (3919, 16359), (5453, 11757)]