257427156

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{36923}}^1$

素因数の和:37020

約数の個数: 48

約数和(自身を含む): 694761984

約数和(自身を除く): 437334828

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 83, 84, 166, 249, 332, 498, 581, 996, 1162, 1743, 2324, 3486, 6972, 36923, 73846, 110769, 147692, 221538, 258461, 443076, 516922, 775383, 1033844, 1550766, 3064609, 3101532, 6129218, 9193827, 12258436, 18387654, 21452263, 36775308, 42904526, 64356789, 85809052, 128713578, 257427156]

約数ペア:

[(1, 257427156), (2, 128713578), (3, 85809052), (4, 64356789), (6, 42904526), (7, 36775308), (12, 21452263), (14, 18387654), (21, 12258436), (28, 9193827), (42, 6129218), (83, 3101532), (84, 3064609), (166, 1550766), (249, 1033844), (332, 775383), (498, 516922), (581, 443076), (996, 258461), (1162, 221538), (1743, 147692), (2324, 110769), (3486, 73846), (6972, 36923)]