28173726

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1879}}^1$

素因数の和:1918

約数の個数: 72

約数和(自身を含む): 75226320

約数和(自身を除く): 47052594

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 49, 51, 63, 98, 102, 119, 126, 147, 153, 238, 294, 306, 357, 441, 714, 833, 882, 1071, 1666, 1879, 2142, 2499, 3758, 4998, 5637, 7497, 11274, 13153, 14994, 16911, 26306, 31943, 33822, 39459, 63886, 78918, 92071, 95829, 118377, 184142, 191658, 223601, 236754, 276213, 287487, 447202, 552426, 574974, 670803, 828639, 1341606, 1565207, 1657278, 2012409, 3130414, 4024818, 4695621, 9391242, 14086863, 28173726]

約数ペア:

[(1, 28173726), (2, 14086863), (3, 9391242), (6, 4695621), (7, 4024818), (9, 3130414), (14, 2012409), (17, 1657278), (18, 1565207), (21, 1341606), (34, 828639), (42, 670803), (49, 574974), (51, 552426), (63, 447202), (98, 287487), (102, 276213), (119, 236754), (126, 223601), (147, 191658), (153, 184142), (238, 118377), (294, 95829), (306, 92071), (357, 78918), (441, 63886), (714, 39459), (833, 33822), (882, 31943), (1071, 26306), (1666, 16911), (1879, 14994), (2142, 13153), (2499, 11274), (3758, 7497), (4998, 5637)]