About the Number

1221000216

1221000215 ← → 1221000217

2進数表記:1001000110001101111110000011000

漢数字表記:十二億二千百万二百十六

素因数分解:

2 3 × 3 1 × 47 1 × 1082447 1

素因数の和:1082503
約数の個数: 32
約数和(自身を含む): 3117450240
約数和(自身を除く): 1896450024

約数列:
[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 282, 376, 564, 1128, 1082447, 2164894, 3247341, 4329788, 6494682, 8659576, 12989364, 25978728, 50875009, 101750018, 152625027, 203500036, 305250054, 407000072, 610500108, 1221000216]

約数ペア:
[(1, 1221000216), (2, 610500108), (3, 407000072), (4, 305250054), (6, 203500036), (8, 152625027), (12, 101750018), (24, 50875009), (47, 25978728), (94, 12989364), (141, 8659576), (188, 6494682), (282, 4329788), (376, 3247341), (564, 2164894), (1128, 1082447)]

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