397615242

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{20161}}^1$

素因数の和:20358

約数の個数: 32

約数和(自身を含む): 841965120

約数和(自身を除く): 444349878

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 173, 346, 519, 1038, 3287, 6574, 9861, 19722, 20161, 40322, 60483, 120966, 383059, 766118, 1149177, 2298354, 3487853, 6975706, 10463559, 20927118, 66269207, 132538414, 198807621, 397615242]

約数ペア:

[(1, 397615242), (2, 198807621), (3, 132538414), (6, 66269207), (19, 20927118), (38, 10463559), (57, 6975706), (114, 3487853), (173, 2298354), (346, 1149177), (519, 766118), (1038, 383059), (3287, 120966), (6574, 60483), (9861, 40322), (19722, 20161)]