About the Number

129783888

129783887 ← → 129783889

2進数表記:111101111000101100001010000

漢数字表記:一億二千九百七十八万三千八百八十八

素因数分解:

2 4 × 3 2 × 13 2 × 5333 1

素因数の和:5373
約数の個数: 90
約数和(自身を含む): 393377166
約数和(自身を除く): 263593278

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 169, 208, 234, 312, 338, 468, 507, 624, 676, 936, 1014, 1352, 1521, 1872, 2028, 2704, 3042, 4056, 5333, 6084, 8112, 10666, 12168, 15999, 21332, 24336, 31998, 42664, 47997, 63996, 69329, 85328, 95994, 127992, 138658, 191988, 207987, 255984, 277316, 383976, 415974, 554632, 623961, 767952, 831948, 901277, 1109264, 1247922, 1663896, 1802554, 2495844, 2703831, 3327792, 3605108, 4991688, 5407662, 7210216, 8111493, 9983376, 10815324, 14420432, 16222986, 21630648, 32445972, 43261296, 64891944, 129783888]

約数ペア:
[(1, 129783888), (2, 64891944), (3, 43261296), (4, 32445972), (6, 21630648), (8, 16222986), (9, 14420432), (12, 10815324), (13, 9983376), (16, 8111493), (18, 7210216), (24, 5407662), (26, 4991688), (36, 3605108), (39, 3327792), (48, 2703831), (52, 2495844), (72, 1802554), (78, 1663896), (104, 1247922), (117, 1109264), (144, 901277), (156, 831948), (169, 767952), (208, 623961), (234, 554632), (312, 415974), (338, 383976), (468, 277316), (507, 255984), (624, 207987), (676, 191988), (936, 138658), (1014, 127992), (1352, 95994), (1521, 85328), (1872, 69329), (2028, 63996), (2704, 47997), (3042, 42664), (4056, 31998), (5333, 24336), (6084, 21332), (8112, 15999), (10666, 12168)]

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