About the Number

149780946

149780945 ← → 149780947

2進数表記:1000111011010111100111010010

漢数字表記:一億四千九百七十八万九百四十六

素因数分解:

2 1 × 3 1 × 7 2 × 131 1 × 3889 1

素因数の和:4039
約数の個数: 48
約数和(自身を含む): 351220320
約数和(自身を除く): 201439374

約数列:
[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 131, 147, 262, 294, 393, 786, 917, 1834, 2751, 3889, 5502, 6419, 7778, 11667, 12838, 19257, 23334, 27223, 38514, 54446, 81669, 163338, 190561, 381122, 509459, 571683, 1018918, 1143366, 1528377, 3056754, 3566213, 7132426, 10698639, 21397278, 24963491, 49926982, 74890473, 149780946]

約数ペア:
[(1, 149780946), (2, 74890473), (3, 49926982), (6, 24963491), (7, 21397278), (14, 10698639), (21, 7132426), (42, 3566213), (49, 3056754), (98, 1528377), (131, 1143366), (147, 1018918), (262, 571683), (294, 509459), (393, 381122), (786, 190561), (917, 163338), (1834, 81669), (2751, 54446), (3889, 38514), (5502, 27223), (6419, 23334), (7778, 19257), (11667, 12838)]

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