201532331

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{911}}^1$

素因数の和:972

約数の個数: 48

約数和(自身を含む): 288396288

約数和(自身を除く): 86863957

約数列:

[1, 7, 11, 13, 17, 77, 91, 119, 143, 169, 187, 221, 911, 1001, 1183, 1309, 1547, 1859, 2431, 2873, 6377, 10021, 11843, 13013, 15487, 17017, 20111, 31603, 70147, 82901, 108409, 130273, 153959, 170357, 201331, 221221, 911911, 1077713, 1192499, 1409317, 1693549, 2214641, 2617303, 11854843, 15502487, 18321121, 28790333, 201532331]

約数ペア:

[(1, 201532331), (7, 28790333), (11, 18321121), (13, 15502487), (17, 11854843), (77, 2617303), (91, 2214641), (119, 1693549), (143, 1409317), (169, 1192499), (187, 1077713), (221, 911911), (911, 221221), (1001, 201331), (1183, 170357), (1309, 153959), (1547, 130273), (1859, 108409), (2431, 82901), (2873, 70147), (6377, 31603), (10021, 20111), (11843, 17017), (13013, 15487)]