81834982

素因数分解:

$2^1\times {\mathrm{197}}^1\times {\mathrm{229}}^1\times {\mathrm{907}}^1$

素因数の和:1335

約数の個数: 16

約数和(自身を含む): 124050960

約数和(自身を除く): 42215978

約数列:

[1, 2, 197, 229, 394, 458, 907, 1814, 45113, 90226, 178679, 207703, 357358, 415406, 40917491, 81834982]

約数ペア:

[(1, 81834982), (2, 40917491), (197, 415406), (229, 357358), (394, 207703), (458, 178679), (907, 90226), (1814, 45113)]