About the Number

31983930

31983929 ← → 31983931

2進数表記:1111010000000100100111010

漢数字表記:三千百九十八万三千九百三十

素因数分解:

2 1 × 3 3 × 5 1 × 11 3 × 89 1

素因数の和:138
約数の個数: 128
約数和(自身を含む): 94867200
約数和(自身を除く): 62883270

約数列:
[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 89, 90, 99, 110, 121, 135, 165, 178, 198, 242, 267, 270, 297, 330, 363, 445, 495, 534, 594, 605, 726, 801, 890, 979, 990, 1089, 1210, 1331, 1335, 1485, 1602, 1815, 1958, 2178, 2403, 2662, 2670, 2937, 2970, 3267, 3630, 3993, 4005, 4806, 4895, 5445, 5874, 6534, 6655, 7986, 8010, 8811, 9790, 10769, 10890, 11979, 12015, 13310, 14685, 16335, 17622, 19965, 21538, 23958, 24030, 26433, 29370, 32307, 32670, 35937, 39930, 44055, 52866, 53845, 59895, 64614, 71874, 88110, 96921, 107690, 118459, 119790, 132165, 161535, 179685, 193842, 236918, 264330, 290763, 323070, 355377, 359370, 484605, 581526, 592295, 710754, 969210, 1066131, 1184590, 1453815, 1776885, 2132262, 2907630, 3198393, 3553770, 5330655, 6396786, 10661310, 15991965, 31983930]

約数ペア:
[(1, 31983930), (2, 15991965), (3, 10661310), (5, 6396786), (6, 5330655), (9, 3553770), (10, 3198393), (11, 2907630), (15, 2132262), (18, 1776885), (22, 1453815), (27, 1184590), (30, 1066131), (33, 969210), (45, 710754), (54, 592295), (55, 581526), (66, 484605), (89, 359370), (90, 355377), (99, 323070), (110, 290763), (121, 264330), (135, 236918), (165, 193842), (178, 179685), (198, 161535), (242, 132165), (267, 119790), (270, 118459), (297, 107690), (330, 96921), (363, 88110), (445, 71874), (495, 64614), (534, 59895), (594, 53845), (605, 52866), (726, 44055), (801, 39930), (890, 35937), (979, 32670), (990, 32307), (1089, 29370), (1210, 26433), (1331, 24030), (1335, 23958), (1485, 21538), (1602, 19965), (1815, 17622), (1958, 16335), (2178, 14685), (2403, 13310), (2662, 12015), (2670, 11979), (2937, 10890), (2970, 10769), (3267, 9790), (3630, 8811), (3993, 8010), (4005, 7986), (4806, 6655), (4895, 6534), (5445, 5874)]

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