About the Number

398990148

398990147 ← → 398990149

2進数表記:10111110010000001101101000100

漢数字表記:三億九千八百九十九万百四十八

素因数分解:

2 2 × 3 1 × 53 1 × 317 1 × 1979 1

素因数の和:2356
約数の個数: 48
約数和(自身を含む): 952015680
約数和(自身を除く): 553025532

約数列:
[1, 2, 3, 4, 6, 12, 53, 106, 159, 212, 317, 318, 634, 636, 951, 1268, 1902, 1979, 3804, 3958, 5937, 7916, 11874, 16801, 23748, 33602, 50403, 67204, 100806, 104887, 201612, 209774, 314661, 419548, 627343, 629322, 1254686, 1258644, 1882029, 2509372, 3764058, 7528116, 33249179, 66498358, 99747537, 132996716, 199495074, 398990148]

約数ペア:
[(1, 398990148), (2, 199495074), (3, 132996716), (4, 99747537), (6, 66498358), (12, 33249179), (53, 7528116), (106, 3764058), (159, 2509372), (212, 1882029), (317, 1258644), (318, 1254686), (634, 629322), (636, 627343), (951, 419548), (1268, 314661), (1902, 209774), (1979, 201612), (3804, 104887), (3958, 100806), (5937, 67204), (7916, 50403), (11874, 33602), (16801, 23748)]

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