About the Number
1438853871
2進数表記:1010101110000110010101011101111
漢数字表記:十四億三千八百八十五万三千八百七十一
素因数分解:
素因数の和:281
約数の個数: 128
約数和(自身を含む): 2635186176
約数和(自身を除く): 1196332305
約数列:
[1, 3, 7, 13, 17, 21, 31, 39, 51, 73, 91, 93, 119, 137, 217, 219, 221, 273, 357, 403, 411, 511, 527, 651, 663, 949, 959, 1209, 1241, 1533, 1547, 1581, 1781, 2263, 2329, 2821, 2847, 2877, 3689, 3723, 4247, 4641, 5343, 6643, 6789, 6851, 6987, 8463, 8687, 10001, 11067, 12467, 12741, 15841, 16133, 16303, 19929, 20553, 26061, 29419, 29729, 30003, 30277, 37401, 38471, 47523, 47957, 48399, 48909, 55211, 70007, 72199, 88257, 89187, 90831, 112931, 115413, 130013, 143871, 165633, 170017, 205933, 210021, 211939, 216597, 269297, 310031, 338793, 386477, 390039, 500123, 505393, 510051, 617799, 635817, 807891, 910091, 930093, 938587, 1159431, 1190119, 1500369, 1516179, 2170217, 2210221, 2730273, 2815761, 3500861, 3570357, 4030403, 5270527, 6510651, 6570109, 6630663, 10502583, 12091209, 15471547, 15811581, 19710327, 28212821, 36893689, 46414641, 68516851, 84638463, 110681067, 205550553, 479617957, 1438853871]
約数ペア:
[(1, 1438853871), (3, 479617957), (7, 205550553), (13, 110681067), (17, 84638463), (21, 68516851), (31, 46414641), (39, 36893689), (51, 28212821), (73, 19710327), (91, 15811581), (93, 15471547), (119, 12091209), (137, 10502583), (217, 6630663), (219, 6570109), (221, 6510651), (273, 5270527), (357, 4030403), (403, 3570357), (411, 3500861), (511, 2815761), (527, 2730273), (651, 2210221), (663, 2170217), (949, 1516179), (959, 1500369), (1209, 1190119), (1241, 1159431), (1533, 938587), (1547, 930093), (1581, 910091), (1781, 807891), (2263, 635817), (2329, 617799), (2821, 510051), (2847, 505393), (2877, 500123), (3689, 390039), (3723, 386477), (4247, 338793), (4641, 310031), (5343, 269297), (6643, 216597), (6789, 211939), (6851, 210021), (6987, 205933), (8463, 170017), (8687, 165633), (10001, 143871), (11067, 130013), (12467, 115413), (12741, 112931), (15841, 90831), (16133, 89187), (16303, 88257), (19929, 72199), (20553, 70007), (26061, 55211), (29419, 48909), (29729, 48399), (30003, 47957), (30277, 47523), (37401, 38471)]このpageの処理時間: 0.01584768295288086 seconds