1990758

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1$

素因数の和:193

約数の個数: 64

約数和(自身を含む): 5160960

約数和(自身を除く): 3170202

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 31, 33, 42, 62, 66, 77, 93, 139, 154, 186, 217, 231, 278, 341, 417, 434, 462, 651, 682, 834, 973, 1023, 1302, 1529, 1946, 2046, 2387, 2919, 3058, 4309, 4587, 4774, 5838, 7161, 8618, 9174, 10703, 12927, 14322, 21406, 25854, 30163, 32109, 47399, 60326, 64218, 90489, 94798, 142197, 180978, 284394, 331793, 663586, 995379, 1990758]

約数ペア:

[(1, 1990758), (2, 995379), (3, 663586), (6, 331793), (7, 284394), (11, 180978), (14, 142197), (21, 94798), (22, 90489), (31, 64218), (33, 60326), (42, 47399), (62, 32109), (66, 30163), (77, 25854), (93, 21406), (139, 14322), (154, 12927), (186, 10703), (217, 9174), (231, 8618), (278, 7161), (341, 5838), (417, 4774), (434, 4587), (462, 4309), (651, 3058), (682, 2919), (834, 2387), (973, 2046), (1023, 1946), (1302, 1529)]