2721153219

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{7607}}^1$

素因数の和:7759

約数の個数: 32

約数和(自身を含む): 3856343040

約数和(自身を除く): 1135189821

約数列:

[1, 3, 43, 47, 59, 129, 141, 177, 2021, 2537, 2773, 6063, 7607, 7611, 8319, 22821, 119239, 327101, 357529, 357717, 448813, 981303, 1072587, 1346439, 15373747, 19298959, 21094211, 46121241, 57896877, 63282633, 907051073, 2721153219]

約数ペア:

[(1, 2721153219), (3, 907051073), (43, 63282633), (47, 57896877), (59, 46121241), (129, 21094211), (141, 19298959), (177, 15373747), (2021, 1346439), (2537, 1072587), (2773, 981303), (6063, 448813), (7607, 357717), (7611, 357529), (8319, 327101), (22821, 119239)]