75421647

素因数分解:

$3^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{103}}^1\times {\mathrm{197}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 128494080

約数和(自身を除く): 53072433

約数列:

[1, 3, 7, 9, 21, 59, 63, 103, 177, 197, 309, 413, 531, 591, 721, 927, 1239, 1379, 1773, 2163, 3717, 4137, 6077, 6489, 11623, 12411, 18231, 20291, 34869, 42539, 54693, 60873, 81361, 104607, 127617, 142037, 182619, 244083, 382851, 426111, 732249, 1197169, 1278333, 3591507, 8380183, 10774521, 25140549, 75421647]

約数ペア:

[(1, 75421647), (3, 25140549), (7, 10774521), (9, 8380183), (21, 3591507), (59, 1278333), (63, 1197169), (103, 732249), (177, 426111), (197, 382851), (309, 244083), (413, 182619), (531, 142037), (591, 127617), (721, 104607), (927, 81361), (1239, 60873), (1379, 54693), (1773, 42539), (2163, 34869), (3717, 20291), (4137, 18231), (6077, 12411), (6489, 11623)]