About the Number

131790552

131790551 ← → 131790553

2進数表記:111110110101111011011011000

漢数字表記:一億三千百七十九万五百五十二

素因数分解:

2 3 × 3 1 × 23 1 × 271 1 × 881 1

素因数の和:1184
約数の個数: 64
約数和(自身を含む): 345461760
約数和(自身を除く): 213671208

約数列:
[1, 2, 3, 4, 6, 8, 12, 23, 24, 46, 69, 92, 138, 184, 271, 276, 542, 552, 813, 881, 1084, 1626, 1762, 2168, 2643, 3252, 3524, 5286, 6233, 6504, 7048, 10572, 12466, 18699, 20263, 21144, 24932, 37398, 40526, 49864, 60789, 74796, 81052, 121578, 149592, 162104, 238751, 243156, 477502, 486312, 716253, 955004, 1432506, 1910008, 2865012, 5491273, 5730024, 10982546, 16473819, 21965092, 32947638, 43930184, 65895276, 131790552]

約数ペア:
[(1, 131790552), (2, 65895276), (3, 43930184), (4, 32947638), (6, 21965092), (8, 16473819), (12, 10982546), (23, 5730024), (24, 5491273), (46, 2865012), (69, 1910008), (92, 1432506), (138, 955004), (184, 716253), (271, 486312), (276, 477502), (542, 243156), (552, 238751), (813, 162104), (881, 149592), (1084, 121578), (1626, 81052), (1762, 74796), (2168, 60789), (2643, 49864), (3252, 40526), (3524, 37398), (5286, 24932), (6233, 21144), (6504, 20263), (7048, 18699), (10572, 12466)]

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