About the Number

1331489808

1331489807 ← → 1331489809

2進数表記:1001111010111001110110000010000

漢数字表記:十三億三千百四十八万九千八百八

素因数分解:

2 4 × 3 2 × 11 3 × 6947 1

素因数の和:6994
約数の個数: 120
約数和(自身を含む): 4099264416
約数和(自身を除く): 2767774608

約数列:
[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 121, 132, 144, 176, 198, 242, 264, 363, 396, 484, 528, 726, 792, 968, 1089, 1331, 1452, 1584, 1936, 2178, 2662, 2904, 3993, 4356, 5324, 5808, 6947, 7986, 8712, 10648, 11979, 13894, 15972, 17424, 20841, 21296, 23958, 27788, 31944, 41682, 47916, 55576, 62523, 63888, 76417, 83364, 95832, 111152, 125046, 152834, 166728, 191664, 229251, 250092, 305668, 333456, 458502, 500184, 611336, 687753, 840587, 917004, 1000368, 1222672, 1375506, 1681174, 1834008, 2521761, 2751012, 3362348, 3668016, 5043522, 5502024, 6724696, 7565283, 9246457, 10087044, 11004048, 13449392, 15130566, 18492914, 20174088, 27739371, 30261132, 36985828, 40348176, 55478742, 60522264, 73971656, 83218113, 110957484, 121044528, 147943312, 166436226, 221914968, 332872452, 443829936, 665744904, 1331489808]

約数ペア:
[(1, 1331489808), (2, 665744904), (3, 443829936), (4, 332872452), (6, 221914968), (8, 166436226), (9, 147943312), (11, 121044528), (12, 110957484), (16, 83218113), (18, 73971656), (22, 60522264), (24, 55478742), (33, 40348176), (36, 36985828), (44, 30261132), (48, 27739371), (66, 20174088), (72, 18492914), (88, 15130566), (99, 13449392), (121, 11004048), (132, 10087044), (144, 9246457), (176, 7565283), (198, 6724696), (242, 5502024), (264, 5043522), (363, 3668016), (396, 3362348), (484, 2751012), (528, 2521761), (726, 1834008), (792, 1681174), (968, 1375506), (1089, 1222672), (1331, 1000368), (1452, 917004), (1584, 840587), (1936, 687753), (2178, 611336), (2662, 500184), (2904, 458502), (3993, 333456), (4356, 305668), (5324, 250092), (5808, 229251), (6947, 191664), (7986, 166728), (8712, 152834), (10648, 125046), (11979, 111152), (13894, 95832), (15972, 83364), (17424, 76417), (20841, 63888), (21296, 62523), (23958, 55576), (27788, 47916), (31944, 41682)]

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