About the Number

128697492

128697491 ← → 128697493

2進数表記:111101010111100010010010100

漢数字表記:一億二千八百六十九万七千四百九十二

素因数分解:

2 2 × 3 1 × 7 1 × 11 1 × 31 1 × 4493 1

素因数の和:4549
約数の個数: 96
約数和(自身を含む): 386555904
約数和(自身を除く): 257858412

約数列:
[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 31, 33, 42, 44, 62, 66, 77, 84, 93, 124, 132, 154, 186, 217, 231, 308, 341, 372, 434, 462, 651, 682, 868, 924, 1023, 1302, 1364, 2046, 2387, 2604, 4092, 4493, 4774, 7161, 8986, 9548, 13479, 14322, 17972, 26958, 28644, 31451, 49423, 53916, 62902, 94353, 98846, 125804, 139283, 148269, 188706, 197692, 278566, 296538, 345961, 377412, 417849, 557132, 593076, 691922, 835698, 974981, 1037883, 1383844, 1532113, 1671396, 1949962, 2075766, 2924943, 3064226, 3899924, 4151532, 4596339, 5849886, 6128452, 9192678, 10724791, 11699772, 18385356, 21449582, 32174373, 42899164, 64348746, 128697492]

約数ペア:
[(1, 128697492), (2, 64348746), (3, 42899164), (4, 32174373), (6, 21449582), (7, 18385356), (11, 11699772), (12, 10724791), (14, 9192678), (21, 6128452), (22, 5849886), (28, 4596339), (31, 4151532), (33, 3899924), (42, 3064226), (44, 2924943), (62, 2075766), (66, 1949962), (77, 1671396), (84, 1532113), (93, 1383844), (124, 1037883), (132, 974981), (154, 835698), (186, 691922), (217, 593076), (231, 557132), (308, 417849), (341, 377412), (372, 345961), (434, 296538), (462, 278566), (651, 197692), (682, 188706), (868, 148269), (924, 139283), (1023, 125804), (1302, 98846), (1364, 94353), (2046, 62902), (2387, 53916), (2604, 49423), (4092, 31451), (4493, 28644), (4774, 26958), (7161, 17972), (8986, 14322), (9548, 13479)]

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