About the Number

121204908

121204907 ← → 121204909

2進数表記:111001110010111000010101100

漢数字表記:一億二千百二十万四千九百八

素因数分解:

2 2 × 3 2 × 11 1 × 349 1 × 877 1

素因数の和:1247
約数の個数: 72
約数和(自身を含む): 335571600
約数和(自身を除く): 214366692

約数列:
[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 349, 396, 698, 877, 1047, 1396, 1754, 2094, 2631, 3141, 3508, 3839, 4188, 5262, 6282, 7678, 7893, 9647, 10524, 11517, 12564, 15356, 15786, 19294, 23034, 28941, 31572, 34551, 38588, 46068, 57882, 69102, 86823, 115764, 138204, 173646, 306073, 347292, 612146, 918219, 1224292, 1836438, 2754657, 3366803, 3672876, 5509314, 6733606, 10100409, 11018628, 13467212, 20200818, 30301227, 40401636, 60602454, 121204908]

約数ペア:
[(1, 121204908), (2, 60602454), (3, 40401636), (4, 30301227), (6, 20200818), (9, 13467212), (11, 11018628), (12, 10100409), (18, 6733606), (22, 5509314), (33, 3672876), (36, 3366803), (44, 2754657), (66, 1836438), (99, 1224292), (132, 918219), (198, 612146), (349, 347292), (396, 306073), (698, 173646), (877, 138204), (1047, 115764), (1396, 86823), (1754, 69102), (2094, 57882), (2631, 46068), (3141, 38588), (3508, 34551), (3839, 31572), (4188, 28941), (5262, 23034), (6282, 19294), (7678, 15786), (7893, 15356), (9647, 12564), (10524, 11517)]

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