28756266

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{929}}^1$

素因数の和:1019

約数の個数: 64

約数和(自身を含む): 72852480

約数和(自身を除く): 44096214

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 67, 77, 134, 154, 201, 231, 402, 462, 469, 737, 929, 938, 1407, 1474, 1858, 2211, 2787, 2814, 4422, 5159, 5574, 6503, 10219, 10318, 13006, 15477, 19509, 20438, 30657, 30954, 39018, 61314, 62243, 71533, 124486, 143066, 186729, 214599, 373458, 429198, 435701, 684673, 871402, 1307103, 1369346, 2054019, 2614206, 4108038, 4792711, 9585422, 14378133, 28756266]

約数ペア:

[(1, 28756266), (2, 14378133), (3, 9585422), (6, 4792711), (7, 4108038), (11, 2614206), (14, 2054019), (21, 1369346), (22, 1307103), (33, 871402), (42, 684673), (66, 435701), (67, 429198), (77, 373458), (134, 214599), (154, 186729), (201, 143066), (231, 124486), (402, 71533), (462, 62243), (469, 61314), (737, 39018), (929, 30954), (938, 30657), (1407, 20438), (1474, 19509), (1858, 15477), (2211, 13006), (2787, 10318), (2814, 10219), (4422, 6503), (5159, 5574)]