215688004

素因数分解:

$2^2\times 7^3\times {\mathrm{157207}}^1$

素因数の和:157232

約数の個数: 24

約数和(自身を含む): 440182400

約数和(自身を除く): 224494396

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 157207, 314414, 628828, 1100449, 2200898, 4401796, 7703143, 15406286, 30812572, 53922001, 107844002, 215688004]

約数ペア:

[(1, 215688004), (2, 107844002), (4, 53922001), (7, 30812572), (14, 15406286), (28, 7703143), (49, 4401796), (98, 2200898), (196, 1100449), (343, 628828), (686, 314414), (1372, 157207)]