About the Number

389913984

389913983 ← → 389913985

2進数表記:10111001111011001110110000000

漢数字表記:三億八千九百九十一万三千九百八十四

素因数分解:

2 7 × 3 2 × 89 1 × 3803 1

素因数の和:3912
約数の個数: 96
約数和(自身を含む): 1134923400
約数和(自身を除く): 745009416

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 89, 96, 128, 144, 178, 192, 267, 288, 356, 384, 534, 576, 712, 801, 1068, 1152, 1424, 1602, 2136, 2848, 3204, 3803, 4272, 5696, 6408, 7606, 8544, 11392, 11409, 12816, 15212, 17088, 22818, 25632, 30424, 34176, 34227, 45636, 51264, 60848, 68454, 91272, 102528, 121696, 136908, 182544, 243392, 273816, 338467, 365088, 486784, 547632, 676934, 730176, 1015401, 1095264, 1353868, 1460352, 2030802, 2190528, 2707736, 3046203, 4061604, 4381056, 5415472, 6092406, 8123208, 10830944, 12184812, 16246416, 21661888, 24369624, 32492832, 43323776, 48739248, 64985664, 97478496, 129971328, 194956992, 389913984]

約数ペア:
[(1, 389913984), (2, 194956992), (3, 129971328), (4, 97478496), (6, 64985664), (8, 48739248), (9, 43323776), (12, 32492832), (16, 24369624), (18, 21661888), (24, 16246416), (32, 12184812), (36, 10830944), (48, 8123208), (64, 6092406), (72, 5415472), (89, 4381056), (96, 4061604), (128, 3046203), (144, 2707736), (178, 2190528), (192, 2030802), (267, 1460352), (288, 1353868), (356, 1095264), (384, 1015401), (534, 730176), (576, 676934), (712, 547632), (801, 486784), (1068, 365088), (1152, 338467), (1424, 273816), (1602, 243392), (2136, 182544), (2848, 136908), (3204, 121696), (3803, 102528), (4272, 91272), (5696, 68454), (6408, 60848), (7606, 51264), (8544, 45636), (11392, 34227), (11409, 34176), (12816, 30424), (15212, 25632), (17088, 22818)]

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