1281376654

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{1901}}^1\times {\mathrm{6359}}^1$

素因数の和:8315

約数の個数: 16

約数和(自身を含む): 1959668640

約数和(自身を除く): 678291986

約数列:

[1, 2, 53, 106, 1901, 3802, 6359, 12718, 100753, 201506, 337027, 674054, 12088459, 24176918, 640688327, 1281376654]

約数ペア:

[(1, 1281376654), (2, 640688327), (53, 24176918), (106, 12088459), (1901, 674054), (3802, 337027), (6359, 201506), (12718, 100753)]