About the Number

1288961492

1288961491 ← → 1288961493

2進数表記:1001100110100111111110111010100

漢数字表記:十二億八千八百九十六万千四百九十二

素因数分解:

2 2 × 7 1 × 13 1 × 23 1 × 29 1 × 5309 1

素因数の和:5385
約数の個数: 96
約数和(自身を含む): 2997388800
約数和(自身を除く): 1708427308

約数列:
[1, 2, 4, 7, 13, 14, 23, 26, 28, 29, 46, 52, 58, 91, 92, 116, 161, 182, 203, 299, 322, 364, 377, 406, 598, 644, 667, 754, 812, 1196, 1334, 1508, 2093, 2639, 2668, 4186, 4669, 5278, 5309, 8372, 8671, 9338, 10556, 10618, 17342, 18676, 21236, 34684, 37163, 60697, 69017, 74326, 121394, 122107, 138034, 148652, 153961, 242788, 244214, 276068, 307922, 483119, 488428, 615844, 854749, 966238, 1077727, 1587391, 1709498, 1932476, 2001493, 2155454, 3174782, 3418996, 3541103, 4002986, 4310908, 6349564, 7082206, 8005972, 11111737, 14010451, 14164412, 22223474, 24787721, 28020902, 44446948, 46034339, 49575442, 56041804, 92068678, 99150884, 184137356, 322240373, 644480746, 1288961492]

約数ペア:
[(1, 1288961492), (2, 644480746), (4, 322240373), (7, 184137356), (13, 99150884), (14, 92068678), (23, 56041804), (26, 49575442), (28, 46034339), (29, 44446948), (46, 28020902), (52, 24787721), (58, 22223474), (91, 14164412), (92, 14010451), (116, 11111737), (161, 8005972), (182, 7082206), (203, 6349564), (299, 4310908), (322, 4002986), (364, 3541103), (377, 3418996), (406, 3174782), (598, 2155454), (644, 2001493), (667, 1932476), (754, 1709498), (812, 1587391), (1196, 1077727), (1334, 966238), (1508, 854749), (2093, 615844), (2639, 488428), (2668, 483119), (4186, 307922), (4669, 276068), (5278, 244214), (5309, 242788), (8372, 153961), (8671, 148652), (9338, 138034), (10556, 122107), (10618, 121394), (17342, 74326), (18676, 69017), (21236, 60697), (34684, 37163)]

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