About the Number

129131268

129131267 ← → 129131269

2進数表記:111101100100110001100000100

漢数字表記:一億二千九百十三万千二百六十八

素因数分解:

2 2 × 3 1 × 7 3 × 137 1 × 229 1

素因数の和:394
約数の個数: 96
約数和(自身を含む): 355488000
約数和(自身を除く): 226356732

約数列:
[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 137, 147, 196, 229, 274, 294, 343, 411, 458, 548, 588, 686, 687, 822, 916, 959, 1029, 1372, 1374, 1603, 1644, 1918, 2058, 2748, 2877, 3206, 3836, 4116, 4809, 5754, 6412, 6713, 9618, 11221, 11508, 13426, 19236, 20139, 22442, 26852, 31373, 33663, 40278, 44884, 46991, 62746, 67326, 78547, 80556, 93982, 94119, 125492, 134652, 140973, 157094, 187964, 188238, 219611, 235641, 281946, 314188, 376476, 439222, 471282, 563892, 658833, 878444, 942564, 1317666, 1537277, 2635332, 3074554, 4611831, 6149108, 9223662, 10760939, 18447324, 21521878, 32282817, 43043756, 64565634, 129131268]

約数ペア:
[(1, 129131268), (2, 64565634), (3, 43043756), (4, 32282817), (6, 21521878), (7, 18447324), (12, 10760939), (14, 9223662), (21, 6149108), (28, 4611831), (42, 3074554), (49, 2635332), (84, 1537277), (98, 1317666), (137, 942564), (147, 878444), (196, 658833), (229, 563892), (274, 471282), (294, 439222), (343, 376476), (411, 314188), (458, 281946), (548, 235641), (588, 219611), (686, 188238), (687, 187964), (822, 157094), (916, 140973), (959, 134652), (1029, 125492), (1372, 94119), (1374, 93982), (1603, 80556), (1644, 78547), (1918, 67326), (2058, 62746), (2748, 46991), (2877, 44884), (3206, 40278), (3836, 33663), (4116, 31373), (4809, 26852), (5754, 22442), (6412, 20139), (6713, 19236), (9618, 13426), (11221, 11508)]

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