1213722368

素因数分解:

$2^8\times {\mathrm{61}}^1\times {\mathrm{77723}}^1$

素因数の和:77800

約数の個数: 36

約数和(自身を含む): 2462451768

約数和(自身を除く): 1248729400

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 244, 256, 488, 976, 1952, 3904, 7808, 15616, 77723, 155446, 310892, 621784, 1243568, 2487136, 4741103, 4974272, 9482206, 9948544, 18964412, 19897088, 37928824, 75857648, 151715296, 303430592, 606861184, 1213722368]

約数ペア:

[(1, 1213722368), (2, 606861184), (4, 303430592), (8, 151715296), (16, 75857648), (32, 37928824), (61, 19897088), (64, 18964412), (122, 9948544), (128, 9482206), (244, 4974272), (256, 4741103), (488, 2487136), (976, 1243568), (1952, 621784), (3904, 310892), (7808, 155446), (15616, 77723)]