208210408

素因数分解:

$2^3\times 7^2\times {\mathrm{137}}^1\times {\mathrm{3877}}^1$

素因数の和:4034

約数の個数: 48

約数和(自身を含む): 457565220

約数和(自身を除く): 249354812

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 137, 196, 274, 392, 548, 959, 1096, 1918, 3836, 3877, 6713, 7672, 7754, 13426, 15508, 26852, 27139, 31016, 53704, 54278, 108556, 189973, 217112, 379946, 531149, 759892, 1062298, 1519784, 2124596, 3718043, 4249192, 7436086, 14872172, 26026301, 29744344, 52052602, 104105204, 208210408]

約数ペア:

[(1, 208210408), (2, 104105204), (4, 52052602), (7, 29744344), (8, 26026301), (14, 14872172), (28, 7436086), (49, 4249192), (56, 3718043), (98, 2124596), (137, 1519784), (196, 1062298), (274, 759892), (392, 531149), (548, 379946), (959, 217112), (1096, 189973), (1918, 108556), (3836, 54278), (3877, 53704), (6713, 31016), (7672, 27139), (7754, 26852), (13426, 15508)]