128338028

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{4463}}^1$

素因数の和:4566

約数の個数: 48

約数和(自身を含む): 279982080

約数和(自身を除く): 151644052

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 79, 91, 158, 182, 316, 364, 553, 1027, 1106, 2054, 2212, 4108, 4463, 7189, 8926, 14378, 17852, 28756, 31241, 58019, 62482, 116038, 124964, 232076, 352577, 406133, 705154, 812266, 1410308, 1624532, 2468039, 4583501, 4936078, 9167002, 9872156, 18334004, 32084507, 64169014, 128338028]

約数ペア:

[(1, 128338028), (2, 64169014), (4, 32084507), (7, 18334004), (13, 9872156), (14, 9167002), (26, 4936078), (28, 4583501), (52, 2468039), (79, 1624532), (91, 1410308), (158, 812266), (182, 705154), (316, 406133), (364, 352577), (553, 232076), (1027, 124964), (1106, 116038), (2054, 62482), (2212, 58019), (4108, 31241), (4463, 28756), (7189, 17852), (8926, 14378)]