About the Number

142489308

142489307 ← → 142489309

2進数表記:1000011111100011011011011100

漢数字表記:一億四千二百四十八万九千三百八

素因数分解:

2 2 × 3 1 × 13 2 × 17 1 × 4133 1

素因数の和:4183
約数の個数: 72
約数和(自身を含む): 381287088
約数和(自身を除く): 238797780

約数列:
[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 169, 204, 221, 338, 442, 507, 663, 676, 884, 1014, 1326, 2028, 2652, 2873, 4133, 5746, 8266, 8619, 11492, 12399, 16532, 17238, 24798, 34476, 49596, 53729, 70261, 107458, 140522, 161187, 210783, 214916, 281044, 322374, 421566, 644748, 698477, 843132, 913393, 1396954, 1826786, 2095431, 2740179, 2793908, 3653572, 4190862, 5480358, 8381724, 10960716, 11874109, 23748218, 35622327, 47496436, 71244654, 142489308]

約数ペア:
[(1, 142489308), (2, 71244654), (3, 47496436), (4, 35622327), (6, 23748218), (12, 11874109), (13, 10960716), (17, 8381724), (26, 5480358), (34, 4190862), (39, 3653572), (51, 2793908), (52, 2740179), (68, 2095431), (78, 1826786), (102, 1396954), (156, 913393), (169, 843132), (204, 698477), (221, 644748), (338, 421566), (442, 322374), (507, 281044), (663, 214916), (676, 210783), (884, 161187), (1014, 140522), (1326, 107458), (2028, 70261), (2652, 53729), (2873, 49596), (4133, 34476), (5746, 24798), (8266, 17238), (8619, 16532), (11492, 12399)]

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