61871264

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{21247}}^1$

素因数の和:21277

約数の個数: 48

約数和(自身を含む): 149925888

約数和(自身を除く): 88054624

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 91, 104, 112, 182, 208, 224, 364, 416, 728, 1456, 2912, 21247, 42494, 84988, 148729, 169976, 276211, 297458, 339952, 552422, 594916, 679904, 1104844, 1189832, 1933477, 2209688, 2379664, 3866954, 4419376, 4759328, 7733908, 8838752, 15467816, 30935632, 61871264]

約数ペア:

[(1, 61871264), (2, 30935632), (4, 15467816), (7, 8838752), (8, 7733908), (13, 4759328), (14, 4419376), (16, 3866954), (26, 2379664), (28, 2209688), (32, 1933477), (52, 1189832), (56, 1104844), (91, 679904), (104, 594916), (112, 552422), (182, 339952), (208, 297458), (224, 276211), (364, 169976), (416, 148729), (728, 84988), (1456, 42494), (2912, 21247)]