About the Number

389691288

389691287 ← → 389691289

2進数表記:10111001110100011011110011000

漢数字表記:三億八千九百六十九万千二百八十八

素因数分解:

2 3 × 3 2 × 7 1 × 47 1 × 16451 1

素因数の和:16517
約数の個数: 96
約数和(自身を含む): 1231925760
約数和(自身を除く): 842234472

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 47, 56, 63, 72, 84, 94, 126, 141, 168, 188, 252, 282, 329, 376, 423, 504, 564, 658, 846, 987, 1128, 1316, 1692, 1974, 2632, 2961, 3384, 3948, 5922, 7896, 11844, 16451, 23688, 32902, 49353, 65804, 98706, 115157, 131608, 148059, 197412, 230314, 296118, 345471, 394824, 460628, 592236, 690942, 773197, 921256, 1036413, 1184472, 1381884, 1546394, 2072826, 2319591, 2763768, 3092788, 4145652, 4639182, 5412379, 6185576, 6958773, 8291304, 9278364, 10824758, 13917546, 16237137, 18556728, 21649516, 27835092, 32474274, 43299032, 48711411, 55670184, 64948548, 97422822, 129897096, 194845644, 389691288]

約数ペア:
[(1, 389691288), (2, 194845644), (3, 129897096), (4, 97422822), (6, 64948548), (7, 55670184), (8, 48711411), (9, 43299032), (12, 32474274), (14, 27835092), (18, 21649516), (21, 18556728), (24, 16237137), (28, 13917546), (36, 10824758), (42, 9278364), (47, 8291304), (56, 6958773), (63, 6185576), (72, 5412379), (84, 4639182), (94, 4145652), (126, 3092788), (141, 2763768), (168, 2319591), (188, 2072826), (252, 1546394), (282, 1381884), (329, 1184472), (376, 1036413), (423, 921256), (504, 773197), (564, 690942), (658, 592236), (846, 460628), (987, 394824), (1128, 345471), (1316, 296118), (1692, 230314), (1974, 197412), (2632, 148059), (2961, 131608), (3384, 115157), (3948, 98706), (5922, 65804), (7896, 49353), (11844, 32902), (16451, 23688)]

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