12802825

素因数分解:

$5^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{491}}^1$

素因数の和:657

約数の個数: 24

約数和(自身を含む): 18302400

約数和(自身を除く): 5499575

約数列:

[1, 5, 7, 25, 35, 149, 175, 491, 745, 1043, 2455, 3437, 3725, 5215, 12275, 17185, 26075, 73159, 85925, 365795, 512113, 1828975, 2560565, 12802825]

約数ペア:

[(1, 12802825), (5, 2560565), (7, 1828975), (25, 512113), (35, 365795), (149, 85925), (175, 73159), (491, 26075), (745, 17185), (1043, 12275), (2455, 5215), (3437, 3725)]