128905902

素因数分解:

$2^1\times 3^2\times {\mathrm{523}}^1\times {\mathrm{13693}}^1$

素因数の和:14224

約数の個数: 24

約数和(自身を含む): 279850584

約数和(自身を除く): 150944682

約数列:

[1, 2, 3, 6, 9, 18, 523, 1046, 1569, 3138, 4707, 9414, 13693, 27386, 41079, 82158, 123237, 246474, 7161439, 14322878, 21484317, 42968634, 64452951, 128905902]

約数ペア:

[(1, 128905902), (2, 64452951), (3, 42968634), (6, 21484317), (9, 14322878), (18, 7161439), (523, 246474), (1046, 123237), (1569, 82158), (3138, 41079), (4707, 27386), (9414, 13693)]