398895

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1$

素因数の和:175

約数の個数: 32

約数和(自身を含む): 760320

約数和(自身を除く): 361425

約数列:

[1, 3, 5, 7, 15, 21, 29, 35, 87, 105, 131, 145, 203, 393, 435, 609, 655, 917, 1015, 1965, 2751, 3045, 3799, 4585, 11397, 13755, 18995, 26593, 56985, 79779, 132965, 398895]

約数ペア:

[(1, 398895), (3, 132965), (5, 79779), (7, 56985), (15, 26593), (21, 18995), (29, 13755), (35, 11397), (87, 4585), (105, 3799), (131, 3045), (145, 2751), (203, 1965), (393, 1015), (435, 917), (609, 655)]