128457546

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{439}}^1\times {\mathrm{6967}}^1$

素因数の和:7418

約数の個数: 32

約数和(自身を含む): 294328320

約数和(自身を除く): 165870774

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 439, 878, 1317, 2634, 3073, 6146, 6967, 9219, 13934, 18438, 20901, 41802, 48769, 97538, 146307, 292614, 3058513, 6117026, 9175539, 18351078, 21409591, 42819182, 64228773, 128457546]

約数ペア:

[(1, 128457546), (2, 64228773), (3, 42819182), (6, 21409591), (7, 18351078), (14, 9175539), (21, 6117026), (42, 3058513), (439, 292614), (878, 146307), (1317, 97538), (2634, 48769), (3073, 41802), (6146, 20901), (6967, 18438), (9219, 13934)]