About the Number

121492890

121492889 ← → 121492891

2進数表記:111001111011101010110011010

漢数字表記:一億二千百四十九万二千八百九十

素因数分解:

2 1 × 3 2 × 5 1 × 29 1 × 46549 1

素因数の和:46591
約数の個数: 48
約数和(自身を含む): 326781000
約数和(自身を除く): 205288110

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 46549, 93098, 139647, 232745, 279294, 418941, 465490, 698235, 837882, 1349921, 1396470, 2094705, 2699842, 4049763, 4189410, 6749605, 8099526, 12149289, 13499210, 20248815, 24298578, 40497630, 60746445, 121492890]

約数ペア:
[(1, 121492890), (2, 60746445), (3, 40497630), (5, 24298578), (6, 20248815), (9, 13499210), (10, 12149289), (15, 8099526), (18, 6749605), (29, 4189410), (30, 4049763), (45, 2699842), (58, 2094705), (87, 1396470), (90, 1349921), (145, 837882), (174, 698235), (261, 465490), (290, 418941), (435, 279294), (522, 232745), (870, 139647), (1305, 93098), (2610, 46549)]

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