81994938

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1\times {\mathrm{1151}}^1$

素因数の和:1570

約数の個数: 32

約数和(自身を含む): 169869312

約数和(自身を除く): 87874374

約数列:

[1, 2, 3, 6, 31, 62, 93, 186, 383, 766, 1149, 1151, 2298, 2302, 3453, 6906, 11873, 23746, 35619, 35681, 71238, 71362, 107043, 214086, 440833, 881666, 1322499, 2644998, 13665823, 27331646, 40997469, 81994938]

約数ペア:

[(1, 81994938), (2, 40997469), (3, 27331646), (6, 13665823), (31, 2644998), (62, 1322499), (93, 881666), (186, 440833), (383, 214086), (766, 107043), (1149, 71362), (1151, 71238), (2298, 35681), (2302, 35619), (3453, 23746), (6906, 11873)]