About the Number

61197890

61197889 ← → 61197891

2進数表記:11101001011100111001000010

漢数字表記:六千百十九万七千八百九十

素因数分解:

2 1 × 5 1 × 13 1 × 223 1 × 2111 1

素因数の和:2354
約数の個数: 32
約数和(自身を含む): 119218176
約数和(自身を除く): 58020286

約数列:
[1, 2, 5, 10, 13, 26, 65, 130, 223, 446, 1115, 2111, 2230, 2899, 4222, 5798, 10555, 14495, 21110, 27443, 28990, 54886, 137215, 274430, 470753, 941506, 2353765, 4707530, 6119789, 12239578, 30598945, 61197890]

約数ペア:
[(1, 61197890), (2, 30598945), (5, 12239578), (10, 6119789), (13, 4707530), (26, 2353765), (65, 941506), (130, 470753), (223, 274430), (446, 137215), (1115, 54886), (2111, 28990), (2230, 27443), (2899, 21110), (4222, 14495), (5798, 10555)]

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