397899792

素因数分解:

$2^4\times 3^2\times {\mathrm{223}}^1\times {\mathrm{12391}}^1$

素因数の和:12628

約数の個数: 60

約数和(自身を含む): 1118650624

約数和(自身を除く): 720750832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 223, 446, 669, 892, 1338, 1784, 2007, 2676, 3568, 4014, 5352, 8028, 10704, 12391, 16056, 24782, 32112, 37173, 49564, 74346, 99128, 111519, 148692, 198256, 223038, 297384, 446076, 594768, 892152, 1784304, 2763193, 5526386, 8289579, 11052772, 16579158, 22105544, 24868737, 33158316, 44211088, 49737474, 66316632, 99474948, 132633264, 198949896, 397899792]

約数ペア:

[(1, 397899792), (2, 198949896), (3, 132633264), (4, 99474948), (6, 66316632), (8, 49737474), (9, 44211088), (12, 33158316), (16, 24868737), (18, 22105544), (24, 16579158), (36, 11052772), (48, 8289579), (72, 5526386), (144, 2763193), (223, 1784304), (446, 892152), (669, 594768), (892, 446076), (1338, 297384), (1784, 223038), (2007, 198256), (2676, 148692), (3568, 111519), (4014, 99128), (5352, 74346), (8028, 49564), (10704, 37173), (12391, 32112), (16056, 24782)]