89419491

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{673}}^1$

素因数の和:745

約数の個数: 64

約数和(自身を含む): 163916800

約数和(自身を除く): 74497309

約数列:

[1, 3, 7, 9, 19, 21, 27, 37, 57, 63, 111, 133, 171, 189, 259, 333, 399, 513, 673, 703, 777, 999, 1197, 2019, 2109, 2331, 3591, 4711, 4921, 6057, 6327, 6993, 12787, 14133, 14763, 18171, 18981, 24901, 38361, 42399, 44289, 74703, 89509, 115083, 127197, 132867, 174307, 224109, 268527, 345249, 473119, 522921, 672327, 805581, 1419357, 1568763, 2416743, 3311833, 4258071, 4706289, 9935499, 12774213, 29806497, 89419491]

約数ペア:

[(1, 89419491), (3, 29806497), (7, 12774213), (9, 9935499), (19, 4706289), (21, 4258071), (27, 3311833), (37, 2416743), (57, 1568763), (63, 1419357), (111, 805581), (133, 672327), (171, 522921), (189, 473119), (259, 345249), (333, 268527), (399, 224109), (513, 174307), (673, 132867), (703, 127197), (777, 115083), (999, 89509), (1197, 74703), (2019, 44289), (2109, 42399), (2331, 38361), (3591, 24901), (4711, 18981), (4921, 18171), (6057, 14763), (6327, 14133), (6993, 12787)]