About the Number

197207388

197207387 ← → 197207389

2進数表記:1011110000010010010101011100

漢数字表記:一億九千七百二十万七千三百八十八

素因数分解:

2 2 × 3 2 × 7 1 × 61 1 × 12829 1

素因数の和:12907
約数の個数: 72
約数和(自身を含む): 579094880
約数和(自身を除く): 381887492

約数列:
[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 61, 63, 84, 122, 126, 183, 244, 252, 366, 427, 549, 732, 854, 1098, 1281, 1708, 2196, 2562, 3843, 5124, 7686, 12829, 15372, 25658, 38487, 51316, 76974, 89803, 115461, 153948, 179606, 230922, 269409, 359212, 461844, 538818, 782569, 808227, 1077636, 1565138, 1616454, 2347707, 3130276, 3232908, 4695414, 5477983, 7043121, 9390828, 10955966, 14086242, 16433949, 21911932, 28172484, 32867898, 49301847, 65735796, 98603694, 197207388]

約数ペア:
[(1, 197207388), (2, 98603694), (3, 65735796), (4, 49301847), (6, 32867898), (7, 28172484), (9, 21911932), (12, 16433949), (14, 14086242), (18, 10955966), (21, 9390828), (28, 7043121), (36, 5477983), (42, 4695414), (61, 3232908), (63, 3130276), (84, 2347707), (122, 1616454), (126, 1565138), (183, 1077636), (244, 808227), (252, 782569), (366, 538818), (427, 461844), (549, 359212), (732, 269409), (854, 230922), (1098, 179606), (1281, 153948), (1708, 115461), (2196, 89803), (2562, 76974), (3843, 51316), (5124, 38487), (7686, 25658), (12829, 15372)]

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