286871039

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{449}}^1$

素因数の和:552

約数の個数: 48

約数和(自身を含む): 387828000

約数和(自身を除く): 100956961

約数列:

[1, 7, 13, 17, 49, 59, 91, 119, 221, 413, 449, 637, 767, 833, 1003, 1547, 2891, 3143, 5369, 5837, 7021, 7633, 10829, 13039, 22001, 26491, 37583, 40859, 49147, 53431, 91273, 99229, 185437, 286013, 344383, 374017, 450347, 638911, 694603, 1298059, 2410681, 3152429, 4862221, 5854511, 16874767, 22067003, 40981577, 286871039]

約数ペア:

[(1, 286871039), (7, 40981577), (13, 22067003), (17, 16874767), (49, 5854511), (59, 4862221), (91, 3152429), (119, 2410681), (221, 1298059), (413, 694603), (449, 638911), (637, 450347), (767, 374017), (833, 344383), (1003, 286013), (1547, 185437), (2891, 99229), (3143, 91273), (5369, 53431), (5837, 49147), (7021, 40859), (7633, 37583), (10829, 26491), (13039, 22001)]