143540404

素因数分解:

$2^2\times 7^2\times {\mathrm{739}}^1\times {\mathrm{991}}^1$

素因数の和:1748

約数の個数: 36

約数和(自身を含む): 292897920

約数和(自身を除く): 149357516

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 739, 991, 1478, 1982, 2956, 3964, 5173, 6937, 10346, 13874, 20692, 27748, 36211, 48559, 72422, 97118, 144844, 194236, 732349, 1464698, 2929396, 5126443, 10252886, 20505772, 35885101, 71770202, 143540404]

約数ペア:

[(1, 143540404), (2, 71770202), (4, 35885101), (7, 20505772), (14, 10252886), (28, 5126443), (49, 2929396), (98, 1464698), (196, 732349), (739, 194236), (991, 144844), (1478, 97118), (1982, 72422), (2956, 48559), (3964, 36211), (5173, 27748), (6937, 20692), (10346, 13874)]