151398868

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{491}}^2$

素因数の和:1143

約数の個数: 18

約数和(自身を含む): 267179738

約数和(自身を除く): 115780870

約数列:

[1, 2, 4, 157, 314, 491, 628, 982, 1964, 77087, 154174, 241081, 308348, 482162, 964324, 37849717, 75699434, 151398868]

約数ペア:

[(1, 151398868), (2, 75699434), (4, 37849717), (157, 964324), (314, 482162), (491, 308348), (628, 241081), (982, 154174), (1964, 77087)]