42940645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{12799}}^1$

素因数の和:12876

約数の個数: 16

約数和(自身を含む): 57139200

約数和(自身を除く): 14198555

約数列:

[1, 5, 11, 55, 61, 305, 671, 3355, 12799, 63995, 140789, 703945, 780739, 3903695, 8588129, 42940645]

約数ペア:

[(1, 42940645), (5, 8588129), (11, 3903695), (55, 780739), (61, 703945), (305, 140789), (671, 63995), (3355, 12799)]