406002785

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1\times {\mathrm{199}}^1$

素因数の和:497

約数の個数: 32

約数和(自身を含む): 518745600

約数和(自身を除く): 112742815

約数列:

[1, 5, 23, 113, 115, 157, 199, 565, 785, 995, 2599, 3611, 4577, 12995, 17741, 18055, 22487, 22885, 31243, 88705, 112435, 156215, 408043, 517201, 718589, 2040215, 2586005, 3530459, 3592945, 17652295, 81200557, 406002785]

約数ペア:

[(1, 406002785), (5, 81200557), (23, 17652295), (113, 3592945), (115, 3530459), (157, 2586005), (199, 2040215), (565, 718589), (785, 517201), (995, 408043), (2599, 156215), (3611, 112435), (4577, 88705), (12995, 31243), (17741, 22885), (18055, 22487)]