About the Number
31294128
2進数表記:1110111011000001010110000
漢数字表記:三千百二十九万四千百二十八
素因数分解:
素因数の和:21073
約数の個数: 40
約数和(自身を含む): 83454976
約数和(自身を除く): 52160848
約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 248, 372, 496, 744, 1488, 21031, 42062, 63093, 84124, 126186, 168248, 252372, 336496, 504744, 651961, 1009488, 1303922, 1955883, 2607844, 3911766, 5215688, 7823532, 10431376, 15647064, 31294128]
約数ペア:
[(1, 31294128), (2, 15647064), (3, 10431376), (4, 7823532), (6, 5215688), (8, 3911766), (12, 2607844), (16, 1955883), (24, 1303922), (31, 1009488), (48, 651961), (62, 504744), (93, 336496), (124, 252372), (186, 168248), (248, 126186), (372, 84124), (496, 63093), (744, 42062), (1488, 21031)]このpageの処理時間: 0.009125232696533203 seconds