About the Number

2912321490

2912321489 ← → 2912321491

2進数表記:10101101100101100111111111010010

漢数字表記:二十九億千二百三十二万千四百九十

素因数分解:

2 1 × 3 1 × 5 1 × 13 1 × 1427 1 × 5233 1

素因数の和:6683
約数の個数: 64
約数和(自身を含む): 7533945216
約数和(自身を除く): 4621623726

約数列:
[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 1427, 2854, 4281, 5233, 7135, 8562, 10466, 14270, 15699, 18551, 21405, 26165, 31398, 37102, 42810, 52330, 55653, 68029, 78495, 92755, 111306, 136058, 156990, 185510, 204087, 278265, 340145, 408174, 556530, 680290, 1020435, 2040870, 7467491, 14934982, 22402473, 37337455, 44804946, 74674910, 97077383, 112012365, 194154766, 224024730, 291232149, 485386915, 582464298, 970773830, 1456160745, 2912321490]

約数ペア:
[(1, 2912321490), (2, 1456160745), (3, 970773830), (5, 582464298), (6, 485386915), (10, 291232149), (13, 224024730), (15, 194154766), (26, 112012365), (30, 97077383), (39, 74674910), (65, 44804946), (78, 37337455), (130, 22402473), (195, 14934982), (390, 7467491), (1427, 2040870), (2854, 1020435), (4281, 680290), (5233, 556530), (7135, 408174), (8562, 340145), (10466, 278265), (14270, 204087), (15699, 185510), (18551, 156990), (21405, 136058), (26165, 111306), (31398, 92755), (37102, 78495), (42810, 68029), (52330, 55653)]

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