278300776

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{293}}^1\times {\mathrm{9133}}^1$

素因数の和:9445

約数の個数: 32

約数和(自身を含む): 563933160

約数和(自身を除く): 285632384

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 293, 586, 1172, 2344, 3809, 7618, 9133, 15236, 18266, 30472, 36532, 73064, 118729, 237458, 474916, 949832, 2675969, 5351938, 10703876, 21407752, 34787597, 69575194, 139150388, 278300776]

約数ペア:

[(1, 278300776), (2, 139150388), (4, 69575194), (8, 34787597), (13, 21407752), (26, 10703876), (52, 5351938), (104, 2675969), (293, 949832), (586, 474916), (1172, 237458), (2344, 118729), (3809, 73064), (7618, 36532), (9133, 30472), (15236, 18266)]