About the Number

972131490

972131489 ← → 972131491

2進数表記:111001111100011000110010100010

漢数字表記:九億七千二百十三万千四百九十

素因数分解:

2 1 × 3 3 × 5 1 × 11 1 × 327317 1

素因数の和:327344
約数の個数: 64
約数和(自身を含む): 2828027520
約数和(自身を除く): 1855896030

約数列:
[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 90, 99, 110, 135, 165, 198, 270, 297, 330, 495, 594, 990, 1485, 2970, 327317, 654634, 981951, 1636585, 1963902, 2945853, 3273170, 3600487, 4909755, 5891706, 7200974, 8837559, 9819510, 10801461, 14729265, 17675118, 18002435, 21602922, 29458530, 32404383, 36004870, 44187795, 54007305, 64808766, 88375590, 97213149, 108014610, 162021915, 194426298, 324043830, 486065745, 972131490]

約数ペア:
[(1, 972131490), (2, 486065745), (3, 324043830), (5, 194426298), (6, 162021915), (9, 108014610), (10, 97213149), (11, 88375590), (15, 64808766), (18, 54007305), (22, 44187795), (27, 36004870), (30, 32404383), (33, 29458530), (45, 21602922), (54, 18002435), (55, 17675118), (66, 14729265), (90, 10801461), (99, 9819510), (110, 8837559), (135, 7200974), (165, 5891706), (198, 4909755), (270, 3600487), (297, 3273170), (330, 2945853), (495, 1963902), (594, 1636585), (990, 981951), (1485, 654634), (2970, 327317)]

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