155520974

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{209597}}^1$

素因数の和:209659

約数の個数: 16

約数和(自身を含む): 271639008

約数和(自身を除く): 116118034

約数列:

[1, 2, 7, 14, 53, 106, 371, 742, 209597, 419194, 1467179, 2934358, 11108641, 22217282, 77760487, 155520974]

約数ペア:

[(1, 155520974), (2, 77760487), (7, 22217282), (14, 11108641), (53, 2934358), (106, 1467179), (371, 419194), (742, 209597)]