428186888

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{165707}}^1$

素因数の和:165749

約数の個数: 32

約数和(自身を含む): 894823200

約数和(自身を除く): 466636312

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 68, 76, 136, 152, 323, 646, 1292, 2584, 165707, 331414, 662828, 1325656, 2817019, 3148433, 5634038, 6296866, 11268076, 12593732, 22536152, 25187464, 53523361, 107046722, 214093444, 428186888]

約数ペア:

[(1, 428186888), (2, 214093444), (4, 107046722), (8, 53523361), (17, 25187464), (19, 22536152), (34, 12593732), (38, 11268076), (68, 6296866), (76, 5634038), (136, 3148433), (152, 2817019), (323, 1325656), (646, 662828), (1292, 331414), (2584, 165707)]