About the Number

28209210

28209209 ← → 28209211

2進数表記:1101011100111000000111010

漢数字表記:二千八百二十万九千二百十

素因数分解:

2 1 × 3 1 × 5 1 × 83 1 × 11329 1

素因数の和:11422
約数の個数: 32
約数和(自身を含む): 68523840
約数和(自身を除く): 40314630

約数列:
[1, 2, 3, 5, 6, 10, 15, 30, 83, 166, 249, 415, 498, 830, 1245, 2490, 11329, 22658, 33987, 56645, 67974, 113290, 169935, 339870, 940307, 1880614, 2820921, 4701535, 5641842, 9403070, 14104605, 28209210]

約数ペア:
[(1, 28209210), (2, 14104605), (3, 9403070), (5, 5641842), (6, 4701535), (10, 2820921), (15, 1880614), (30, 940307), (83, 339870), (166, 169935), (249, 113290), (415, 67974), (498, 56645), (830, 33987), (1245, 22658), (2490, 11329)]

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