About the Number

989628992

989628991 ← → 989628993

2進数表記:111010111111001000101001000000

漢数字表記:九億八千九百六十二万八千九百九十二

素因数分解:

2 6 × 11 2 × 47 1 × 2719 1

素因数の和:2800
約数の個数: 84
約数和(自身を含む): 2205288960
約数和(自身を除く): 1215659968

約数列:
[1, 2, 4, 8, 11, 16, 22, 32, 44, 47, 64, 88, 94, 121, 176, 188, 242, 352, 376, 484, 517, 704, 752, 968, 1034, 1504, 1936, 2068, 2719, 3008, 3872, 4136, 5438, 5687, 7744, 8272, 10876, 11374, 16544, 21752, 22748, 29909, 33088, 43504, 45496, 59818, 87008, 90992, 119636, 127793, 174016, 181984, 239272, 255586, 328999, 363968, 478544, 511172, 657998, 957088, 1022344, 1315996, 1405723, 1914176, 2044688, 2631992, 2811446, 4089376, 5263984, 5622892, 8178752, 10527968, 11245784, 15462953, 21055936, 22491568, 30925906, 44983136, 61851812, 89966272, 123703624, 247407248, 494814496, 989628992]

約数ペア:
[(1, 989628992), (2, 494814496), (4, 247407248), (8, 123703624), (11, 89966272), (16, 61851812), (22, 44983136), (32, 30925906), (44, 22491568), (47, 21055936), (64, 15462953), (88, 11245784), (94, 10527968), (121, 8178752), (176, 5622892), (188, 5263984), (242, 4089376), (352, 2811446), (376, 2631992), (484, 2044688), (517, 1914176), (704, 1405723), (752, 1315996), (968, 1022344), (1034, 957088), (1504, 657998), (1936, 511172), (2068, 478544), (2719, 363968), (3008, 328999), (3872, 255586), (4136, 239272), (5438, 181984), (5687, 174016), (7744, 127793), (8272, 119636), (10876, 90992), (11374, 87008), (16544, 59818), (21752, 45496), (22748, 43504), (29909, 33088)]

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