About the Number

807894972

807894971 ← → 807894973

2進数表記:110000001001110111111110111100

漢数字表記:八億七百八十九万四千九百七十二

素因数分解:

2 2 × 3 4 × 19 1 × 263 1 × 499 1

素因数の和:797
約数の個数: 120
約数和(自身を含む): 2236080000
約数和(自身を除く): 1428185028

約数列:
[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 263, 324, 342, 499, 513, 526, 684, 789, 998, 1026, 1052, 1497, 1539, 1578, 1996, 2052, 2367, 2994, 3078, 3156, 4491, 4734, 4997, 5988, 6156, 7101, 8982, 9468, 9481, 9994, 13473, 14202, 14991, 17964, 18962, 19988, 21303, 26946, 28404, 28443, 29982, 37924, 40419, 42606, 44973, 53892, 56886, 59964, 80838, 85212, 85329, 89946, 113772, 131237, 134919, 161676, 170658, 179892, 255987, 262474, 269838, 341316, 393711, 404757, 511974, 524948, 539676, 767961, 787422, 809514, 1023948, 1181133, 1535922, 1574844, 1619028, 2362266, 2493503, 3071844, 3543399, 4724532, 4987006, 7086798, 7480509, 9974012, 10630197, 14173596, 14961018, 21260394, 22441527, 29922036, 42520788, 44883054, 67324581, 89766108, 134649162, 201973743, 269298324, 403947486, 807894972]

約数ペア:
[(1, 807894972), (2, 403947486), (3, 269298324), (4, 201973743), (6, 134649162), (9, 89766108), (12, 67324581), (18, 44883054), (19, 42520788), (27, 29922036), (36, 22441527), (38, 21260394), (54, 14961018), (57, 14173596), (76, 10630197), (81, 9974012), (108, 7480509), (114, 7086798), (162, 4987006), (171, 4724532), (228, 3543399), (263, 3071844), (324, 2493503), (342, 2362266), (499, 1619028), (513, 1574844), (526, 1535922), (684, 1181133), (789, 1023948), (998, 809514), (1026, 787422), (1052, 767961), (1497, 539676), (1539, 524948), (1578, 511974), (1996, 404757), (2052, 393711), (2367, 341316), (2994, 269838), (3078, 262474), (3156, 255987), (4491, 179892), (4734, 170658), (4997, 161676), (5988, 134919), (6156, 131237), (7101, 113772), (8982, 89946), (9468, 85329), (9481, 85212), (9994, 80838), (13473, 59964), (14202, 56886), (14991, 53892), (17964, 44973), (18962, 42606), (19988, 40419), (21303, 37924), (26946, 29982), (28404, 28443)]

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