28998906

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{263}}^1$

素因数の和:355

約数の個数: 64

約数和(自身を含む): 65691648

約数和(自身を除く): 36692742

約数列:

[1, 2, 3, 6, 17, 23, 34, 46, 47, 51, 69, 94, 102, 138, 141, 263, 282, 391, 526, 782, 789, 799, 1081, 1173, 1578, 1598, 2162, 2346, 2397, 3243, 4471, 4794, 6049, 6486, 8942, 12098, 12361, 13413, 18147, 18377, 24722, 26826, 36294, 36754, 37083, 55131, 74166, 102833, 110262, 205666, 210137, 284303, 308499, 420274, 568606, 616998, 630411, 852909, 1260822, 1705818, 4833151, 9666302, 14499453, 28998906]

約数ペア:

[(1, 28998906), (2, 14499453), (3, 9666302), (6, 4833151), (17, 1705818), (23, 1260822), (34, 852909), (46, 630411), (47, 616998), (51, 568606), (69, 420274), (94, 308499), (102, 284303), (138, 210137), (141, 205666), (263, 110262), (282, 102833), (391, 74166), (526, 55131), (782, 37083), (789, 36754), (799, 36294), (1081, 26826), (1173, 24722), (1578, 18377), (1598, 18147), (2162, 13413), (2346, 12361), (2397, 12098), (3243, 8942), (4471, 6486), (4794, 6049)]