261911806

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{191}}^1\times {\mathrm{4057}}^1$

素因数の和:4276

約数の個数: 24

約数和(自身を含む): 427745664

約数和(自身を除く): 165833858

約数列:

[1, 2, 13, 26, 169, 191, 338, 382, 2483, 4057, 4966, 8114, 32279, 52741, 64558, 105482, 685633, 774887, 1371266, 1549774, 10073531, 20147062, 130955903, 261911806]

約数ペア:

[(1, 261911806), (2, 130955903), (13, 20147062), (26, 10073531), (169, 1549774), (191, 1371266), (338, 774887), (382, 685633), (2483, 105482), (4057, 64558), (4966, 52741), (8114, 32279)]