198662828

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{7687}}^1$

素因数の和:7782

約数の個数: 48

約数和(自身を含む): 433972224

約数和(自身を除く): 235309396

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 71, 91, 142, 182, 284, 364, 497, 923, 994, 1846, 1988, 3692, 6461, 7687, 12922, 15374, 25844, 30748, 53809, 99931, 107618, 199862, 215236, 399724, 545777, 699517, 1091554, 1399034, 2183108, 2798068, 3820439, 7095101, 7640878, 14190202, 15281756, 28380404, 49665707, 99331414, 198662828]

約数ペア:

[(1, 198662828), (2, 99331414), (4, 49665707), (7, 28380404), (13, 15281756), (14, 14190202), (26, 7640878), (28, 7095101), (52, 3820439), (71, 2798068), (91, 2183108), (142, 1399034), (182, 1091554), (284, 699517), (364, 545777), (497, 399724), (923, 215236), (994, 199862), (1846, 107618), (1988, 99931), (3692, 53809), (6461, 30748), (7687, 25844), (12922, 15374)]