221573703

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{4243}}^1$

素因数の和:4375

約数の個数: 24

約数和(自身を含む): 323087232

約数和(自身を除く): 101513529

約数列:

[1, 3, 13, 39, 103, 169, 309, 507, 1339, 4017, 4243, 12729, 17407, 52221, 55159, 165477, 437029, 717067, 1311087, 2151201, 5681377, 17044131, 73857901, 221573703]

約数ペア:

[(1, 221573703), (3, 73857901), (13, 17044131), (39, 5681377), (103, 2151201), (169, 1311087), (309, 717067), (507, 437029), (1339, 165477), (4017, 55159), (4243, 52221), (12729, 17407)]