About the Number

397148972

397148971 ← → 397148973

2進数表記:10111101011000000001100101100

漢数字表記:三億九千七百十四万八千九百七十二

素因数分解:

2 2 × 11 1 × 37 1 × 89 1 × 2741 1

素因数の和:2882
約数の個数: 48
約数和(自身を含む): 787721760
約数和(自身を除く): 390572788

約数列:
[1, 2, 4, 11, 22, 37, 44, 74, 89, 148, 178, 356, 407, 814, 979, 1628, 1958, 2741, 3293, 3916, 5482, 6586, 10964, 13172, 30151, 36223, 60302, 72446, 101417, 120604, 144892, 202834, 243949, 405668, 487898, 975796, 1115587, 2231174, 2683439, 4462348, 5366878, 9026113, 10733756, 18052226, 36104452, 99287243, 198574486, 397148972]

約数ペア:
[(1, 397148972), (2, 198574486), (4, 99287243), (11, 36104452), (22, 18052226), (37, 10733756), (44, 9026113), (74, 5366878), (89, 4462348), (148, 2683439), (178, 2231174), (356, 1115587), (407, 975796), (814, 487898), (979, 405668), (1628, 243949), (1958, 202834), (2741, 144892), (3293, 120604), (3916, 101417), (5482, 72446), (6586, 60302), (10964, 36223), (13172, 30151)]

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