51247469

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 67527936

約数和(自身を除く): 16280467

約数列:

[1, 7, 13, 17, 91, 119, 157, 211, 221, 1099, 1477, 1547, 2041, 2669, 2743, 3587, 14287, 18683, 19201, 25109, 33127, 34697, 46631, 231889, 242879, 326417, 430651, 563159, 3014557, 3942113, 7321067, 51247469]

約数ペア:

[(1, 51247469), (7, 7321067), (13, 3942113), (17, 3014557), (91, 563159), (119, 430651), (157, 326417), (211, 242879), (221, 231889), (1099, 46631), (1477, 34697), (1547, 33127), (2041, 25109), (2669, 19201), (2743, 18683), (3587, 14287)]