126840105

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{21193}}^1$

素因数の和:21230

約数の個数: 48

約数和(自身を含む): 264501120

約数和(自身を除く): 137661015

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 35, 45, 57, 63, 95, 105, 133, 171, 285, 315, 399, 665, 855, 1197, 1995, 5985, 21193, 63579, 105965, 148351, 190737, 317895, 402667, 445053, 741755, 953685, 1208001, 1335159, 2013335, 2225265, 2818669, 3624003, 6040005, 6675795, 8456007, 14093345, 18120015, 25368021, 42280035, 126840105]

約数ペア:

[(1, 126840105), (3, 42280035), (5, 25368021), (7, 18120015), (9, 14093345), (15, 8456007), (19, 6675795), (21, 6040005), (35, 3624003), (45, 2818669), (57, 2225265), (63, 2013335), (95, 1335159), (105, 1208001), (133, 953685), (171, 741755), (285, 445053), (315, 402667), (399, 317895), (665, 190737), (855, 148351), (1197, 105965), (1995, 63579), (5985, 21193)]