About the Number

131810868

131810867 ← → 131810869

2進数表記:111110110110100011000110100

漢数字表記:一億三千百八十一万八百六十八

素因数分解:

2 2 × 3 3 × 7 1 × 79 1 × 2207 1

素因数の和:2306
約数の個数: 96
約数和(自身を含む): 395673600
約数和(自身を除く): 263862732

約数列:
[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 79, 84, 108, 126, 158, 189, 237, 252, 316, 378, 474, 553, 711, 756, 948, 1106, 1422, 1659, 2133, 2207, 2212, 2844, 3318, 4266, 4414, 4977, 6621, 6636, 8532, 8828, 9954, 13242, 14931, 15449, 19863, 19908, 26484, 29862, 30898, 39726, 46347, 59589, 59724, 61796, 79452, 92694, 119178, 139041, 174353, 185388, 238356, 278082, 348706, 417123, 523059, 556164, 697412, 834246, 1046118, 1220471, 1569177, 1668492, 2092236, 2440942, 3138354, 3661413, 4707531, 4881884, 6276708, 7322826, 9415062, 10984239, 14645652, 18830124, 21968478, 32952717, 43936956, 65905434, 131810868]

約数ペア:
[(1, 131810868), (2, 65905434), (3, 43936956), (4, 32952717), (6, 21968478), (7, 18830124), (9, 14645652), (12, 10984239), (14, 9415062), (18, 7322826), (21, 6276708), (27, 4881884), (28, 4707531), (36, 3661413), (42, 3138354), (54, 2440942), (63, 2092236), (79, 1668492), (84, 1569177), (108, 1220471), (126, 1046118), (158, 834246), (189, 697412), (237, 556164), (252, 523059), (316, 417123), (378, 348706), (474, 278082), (553, 238356), (711, 185388), (756, 174353), (948, 139041), (1106, 119178), (1422, 92694), (1659, 79452), (2133, 61796), (2207, 59724), (2212, 59589), (2844, 46347), (3318, 39726), (4266, 30898), (4414, 29862), (4977, 26484), (6621, 19908), (6636, 19863), (8532, 15449), (8828, 14931), (9954, 13242)]

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