397459304

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{61871}}^1$

素因数の和:61961

約数の個数: 32

約数和(自身を含む): 824135040

約数和(自身を除く): 426675736

約数列:

[1, 2, 4, 8, 11, 22, 44, 73, 88, 146, 292, 584, 803, 1606, 3212, 6424, 61871, 123742, 247484, 494968, 680581, 1361162, 2722324, 4516583, 5444648, 9033166, 18066332, 36132664, 49682413, 99364826, 198729652, 397459304]

約数ペア:

[(1, 397459304), (2, 198729652), (4, 99364826), (8, 49682413), (11, 36132664), (22, 18066332), (44, 9033166), (73, 5444648), (88, 4516583), (146, 2722324), (292, 1361162), (584, 680581), (803, 494968), (1606, 247484), (3212, 123742), (6424, 61871)]