About the Number

212971032

212971031 ← → 212971033

2進数表記:1100101100011010111000011000

漢数字表記:二億千二百九十七万千三十二

素因数分解:

2 3 × 3 5 × 71 1 × 1543 1

素因数の和:1635
約数の個数: 96
約数和(自身を含む): 606977280
約数和(自身を除く): 394006248

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 71, 72, 81, 108, 142, 162, 213, 216, 243, 284, 324, 426, 486, 568, 639, 648, 852, 972, 1278, 1543, 1704, 1917, 1944, 2556, 3086, 3834, 4629, 5112, 5751, 6172, 7668, 9258, 11502, 12344, 13887, 15336, 17253, 18516, 23004, 27774, 34506, 37032, 41661, 46008, 55548, 69012, 83322, 109553, 111096, 124983, 138024, 166644, 219106, 249966, 328659, 333288, 374949, 438212, 499932, 657318, 749898, 876424, 985977, 999864, 1314636, 1499796, 1971954, 2629272, 2957931, 2999592, 3943908, 5915862, 7887816, 8873793, 11831724, 17747586, 23663448, 26621379, 35495172, 53242758, 70990344, 106485516, 212971032]

約数ペア:
[(1, 212971032), (2, 106485516), (3, 70990344), (4, 53242758), (6, 35495172), (8, 26621379), (9, 23663448), (12, 17747586), (18, 11831724), (24, 8873793), (27, 7887816), (36, 5915862), (54, 3943908), (71, 2999592), (72, 2957931), (81, 2629272), (108, 1971954), (142, 1499796), (162, 1314636), (213, 999864), (216, 985977), (243, 876424), (284, 749898), (324, 657318), (426, 499932), (486, 438212), (568, 374949), (639, 333288), (648, 328659), (852, 249966), (972, 219106), (1278, 166644), (1543, 138024), (1704, 124983), (1917, 111096), (1944, 109553), (2556, 83322), (3086, 69012), (3834, 55548), (4629, 46008), (5112, 41661), (5751, 37032), (6172, 34506), (7668, 27774), (9258, 23004), (11502, 18516), (12344, 17253), (13887, 15336)]

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