2017892065

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{28001}}^1$

素因数の和:28113

約数の個数: 32

約数和(自身を含む): 2903247360

約数和(自身を除く): 885355295

約数列:

[1, 5, 7, 29, 35, 71, 145, 203, 355, 497, 1015, 2059, 2485, 10295, 14413, 28001, 72065, 140005, 196007, 812029, 980035, 1988071, 4060145, 5684203, 9940355, 13916497, 28421015, 57654059, 69582485, 288270295, 403578413, 2017892065]

約数ペア:

[(1, 2017892065), (5, 403578413), (7, 288270295), (29, 69582485), (35, 57654059), (71, 28421015), (145, 13916497), (203, 9940355), (355, 5684203), (497, 4060145), (1015, 1988071), (2059, 980035), (2485, 812029), (10295, 196007), (14413, 140005), (28001, 72065)]