421785309

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{389}}^1$

素因数の和:546

約数の個数: 48

約数和(自身を含む): 647337600

約数和(自身を除く): 225552291

約数列:

[1, 3, 11, 29, 33, 87, 103, 121, 309, 319, 363, 389, 957, 1133, 1167, 2987, 3399, 3509, 4279, 8961, 10527, 11281, 12463, 12837, 32857, 33843, 37389, 40067, 47069, 98571, 120201, 124091, 141207, 361427, 372273, 440737, 1084281, 1161943, 1322211, 1365001, 3485829, 4095003, 4848107, 12781373, 14544321, 38344119, 140595103, 421785309]

約数ペア:

[(1, 421785309), (3, 140595103), (11, 38344119), (29, 14544321), (33, 12781373), (87, 4848107), (103, 4095003), (121, 3485829), (309, 1365001), (319, 1322211), (363, 1161943), (389, 1084281), (957, 440737), (1133, 372273), (1167, 361427), (2987, 141207), (3399, 124091), (3509, 120201), (4279, 98571), (8961, 47069), (10527, 40067), (11281, 37389), (12463, 33843), (12837, 32857)]