219637106

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1\times {\mathrm{997}}^1$

素因数の和:1278

約数の個数: 32

約数和(自身を含む): 366345840

約数和(自身を除く): 146708734

約数列:

[1, 2, 13, 26, 37, 74, 229, 458, 481, 962, 997, 1994, 2977, 5954, 8473, 12961, 16946, 25922, 36889, 73778, 110149, 220298, 228313, 456626, 479557, 959114, 2968069, 5936138, 8447581, 16895162, 109818553, 219637106]

約数ペア:

[(1, 219637106), (2, 109818553), (13, 16895162), (26, 8447581), (37, 5936138), (74, 2968069), (229, 959114), (458, 479557), (481, 456626), (962, 228313), (997, 220298), (1994, 110149), (2977, 73778), (5954, 36889), (8473, 25922), (12961, 16946)]