About the Number

129789912

129789911 ← → 129789913

2進数表記:111101111000110111111011000

漢数字表記:一億二千九百七十八万九千九百十二

素因数分解:

2 3 × 3 1 × 7 1 × 19 1 × 73 1 × 557 1

素因数の和:665
約数の個数: 128
約数和(自身を含む): 396403200
約数和(自身を除く): 266613288

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 73, 76, 84, 114, 133, 146, 152, 168, 219, 228, 266, 292, 399, 438, 456, 511, 532, 557, 584, 798, 876, 1022, 1064, 1114, 1387, 1533, 1596, 1671, 1752, 2044, 2228, 2774, 3066, 3192, 3342, 3899, 4088, 4161, 4456, 5548, 6132, 6684, 7798, 8322, 9709, 10583, 11096, 11697, 12264, 13368, 15596, 16644, 19418, 21166, 23394, 29127, 31192, 31749, 33288, 38836, 40661, 42332, 46788, 58254, 63498, 74081, 77672, 81322, 84664, 93576, 116508, 121983, 126996, 148162, 162644, 222243, 233016, 243966, 253992, 284627, 296324, 325288, 444486, 487932, 569254, 592648, 772559, 853881, 888972, 975864, 1138508, 1545118, 1707762, 1777944, 2277016, 2317677, 3090236, 3415524, 4635354, 5407913, 6180472, 6831048, 9270708, 10815826, 16223739, 18541416, 21631652, 32447478, 43263304, 64894956, 129789912]

約数ペア:
[(1, 129789912), (2, 64894956), (3, 43263304), (4, 32447478), (6, 21631652), (7, 18541416), (8, 16223739), (12, 10815826), (14, 9270708), (19, 6831048), (21, 6180472), (24, 5407913), (28, 4635354), (38, 3415524), (42, 3090236), (56, 2317677), (57, 2277016), (73, 1777944), (76, 1707762), (84, 1545118), (114, 1138508), (133, 975864), (146, 888972), (152, 853881), (168, 772559), (219, 592648), (228, 569254), (266, 487932), (292, 444486), (399, 325288), (438, 296324), (456, 284627), (511, 253992), (532, 243966), (557, 233016), (584, 222243), (798, 162644), (876, 148162), (1022, 126996), (1064, 121983), (1114, 116508), (1387, 93576), (1533, 84664), (1596, 81322), (1671, 77672), (1752, 74081), (2044, 63498), (2228, 58254), (2774, 46788), (3066, 42332), (3192, 40661), (3342, 38836), (3899, 33288), (4088, 31749), (4161, 31192), (4456, 29127), (5548, 23394), (6132, 21166), (6684, 19418), (7798, 16644), (8322, 15596), (9709, 13368), (10583, 12264), (11096, 11697)]

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