53874821

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{503}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 73156608

約数和(自身を除く): 19281787

約数列:

[1, 7, 11, 13, 77, 91, 107, 143, 503, 749, 1001, 1177, 1391, 3521, 5533, 6539, 8239, 9737, 15301, 38731, 45773, 53821, 71929, 107107, 376747, 503503, 592031, 699673, 4144217, 4897711, 7696403, 53874821]

約数ペア:

[(1, 53874821), (7, 7696403), (11, 4897711), (13, 4144217), (77, 699673), (91, 592031), (107, 503503), (143, 376747), (503, 107107), (749, 71929), (1001, 53821), (1177, 45773), (1391, 38731), (3521, 15301), (5533, 9737), (6539, 8239)]