159976817

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{79}}^1$

素因数の和:151

約数の個数: 72

約数和(自身を含む): 235186560

約数和(自身を除く): 75209743

約数列:

[1, 7, 11, 13, 17, 49, 77, 79, 91, 119, 143, 187, 221, 289, 539, 553, 637, 833, 869, 1001, 1027, 1309, 1343, 1547, 2023, 2431, 3179, 3757, 3871, 6083, 7007, 7189, 9163, 9401, 10829, 11297, 14161, 14773, 17017, 17459, 22253, 22831, 26299, 41327, 42581, 50323, 65807, 79079, 103411, 119119, 122213, 155771, 159817, 184093, 192049, 251141, 289289, 296803, 553553, 723877, 855491, 1118719, 1344343, 1757987, 2025023, 2077621, 3264833, 9410401, 12305909, 14543347, 22853831, 159976817]

約数ペア:

[(1, 159976817), (7, 22853831), (11, 14543347), (13, 12305909), (17, 9410401), (49, 3264833), (77, 2077621), (79, 2025023), (91, 1757987), (119, 1344343), (143, 1118719), (187, 855491), (221, 723877), (289, 553553), (539, 296803), (553, 289289), (637, 251141), (833, 192049), (869, 184093), (1001, 159817), (1027, 155771), (1309, 122213), (1343, 119119), (1547, 103411), (2023, 79079), (2431, 65807), (3179, 50323), (3757, 42581), (3871, 41327), (6083, 26299), (7007, 22831), (7189, 22253), (9163, 17459), (9401, 17017), (10829, 14773), (11297, 14161)]