561619993

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1\times {\mathrm{277}}^1$

素因数の和:505

約数の個数: 32

約数和(自身を含む): 660528000

約数和(自身を除く): 98908007

約数列:

[1, 11, 19, 89, 109, 209, 277, 979, 1199, 1691, 2071, 3047, 5263, 9701, 18601, 22781, 24653, 30193, 57893, 106711, 184319, 271183, 332123, 468407, 573667, 2027509, 2687177, 5152477, 6310337, 29558947, 51056363, 561619993]

約数ペア:

[(1, 561619993), (11, 51056363), (19, 29558947), (89, 6310337), (109, 5152477), (209, 2687177), (277, 2027509), (979, 573667), (1199, 468407), (1691, 332123), (2071, 271183), (3047, 184319), (5263, 106711), (9701, 57893), (18601, 30193), (22781, 24653)]