28543228

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:362

約数の個数: 48

約数和(自身を含む): 59175424

約数和(自身を除く): 30632196

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 151, 157, 172, 301, 302, 314, 602, 604, 628, 1057, 1099, 1204, 2114, 2198, 4228, 4396, 6493, 6751, 12986, 13502, 23707, 25972, 27004, 45451, 47257, 47414, 90902, 94514, 94828, 165949, 181804, 189028, 331898, 663796, 1019401, 2038802, 4077604, 7135807, 14271614, 28543228]

約数ペア:

[(1, 28543228), (2, 14271614), (4, 7135807), (7, 4077604), (14, 2038802), (28, 1019401), (43, 663796), (86, 331898), (151, 189028), (157, 181804), (172, 165949), (301, 94828), (302, 94514), (314, 90902), (602, 47414), (604, 47257), (628, 45451), (1057, 27004), (1099, 25972), (1204, 23707), (2114, 13502), (2198, 12986), (4228, 6751), (4396, 6493)]