About the Number

30428685

30428684 ← → 30428686

2進数表記:1110100000100111000001101

漢数字表記:三千四十二万八千六百八十五

素因数分解:

3 2 × 5 1 × 7 1 × 29 1 × 3331 1

素因数の和:3378
約数の個数: 48
約数和(自身を含む): 62375040
約数和(自身を除く): 31946355

約数列:
[1, 3, 5, 7, 9, 15, 21, 29, 35, 45, 63, 87, 105, 145, 203, 261, 315, 435, 609, 1015, 1305, 1827, 3045, 3331, 9135, 9993, 16655, 23317, 29979, 49965, 69951, 96599, 116585, 149895, 209853, 289797, 349755, 482995, 676193, 869391, 1049265, 1448985, 2028579, 3380965, 4346955, 6085737, 10142895, 30428685]

約数ペア:
[(1, 30428685), (3, 10142895), (5, 6085737), (7, 4346955), (9, 3380965), (15, 2028579), (21, 1448985), (29, 1049265), (35, 869391), (45, 676193), (63, 482995), (87, 349755), (105, 289797), (145, 209853), (203, 149895), (261, 116585), (315, 96599), (435, 69951), (609, 49965), (1015, 29979), (1305, 23317), (1827, 16655), (3045, 9993), (3331, 9135)]

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