81382833

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:339

約数の個数: 64

約数和(自身を含む): 146995200

約数和(自身を除く): 65612367

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 131, 133, 171, 173, 189, 393, 399, 513, 519, 917, 1179, 1197, 1211, 1557, 2489, 2751, 3287, 3537, 3591, 3633, 4671, 7467, 8253, 9861, 10899, 17423, 22401, 22663, 23009, 24759, 29583, 32697, 52269, 67203, 67989, 69027, 88749, 156807, 158641, 203967, 207081, 430597, 470421, 475923, 611901, 621243, 1291791, 1427769, 3014179, 3875373, 4283307, 9042537, 11626119, 27127611, 81382833]

約数ペア:

[(1, 81382833), (3, 27127611), (7, 11626119), (9, 9042537), (19, 4283307), (21, 3875373), (27, 3014179), (57, 1427769), (63, 1291791), (131, 621243), (133, 611901), (171, 475923), (173, 470421), (189, 430597), (393, 207081), (399, 203967), (513, 158641), (519, 156807), (917, 88749), (1179, 69027), (1197, 67989), (1211, 67203), (1557, 52269), (2489, 32697), (2751, 29583), (3287, 24759), (3537, 23009), (3591, 22663), (3633, 22401), (4671, 17423), (7467, 10899), (8253, 9861)]