12891736

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 29030400

約数和(自身を除く): 16138664

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 59, 88, 104, 118, 143, 191, 236, 286, 382, 472, 572, 649, 764, 767, 1144, 1298, 1528, 1534, 2101, 2483, 2596, 3068, 4202, 4966, 5192, 6136, 8404, 8437, 9932, 11269, 16808, 16874, 19864, 22538, 27313, 33748, 45076, 54626, 67496, 90152, 109252, 123959, 146497, 218504, 247918, 292994, 495836, 585988, 991672, 1171976, 1611467, 3222934, 6445868, 12891736]

約数ペア:

[(1, 12891736), (2, 6445868), (4, 3222934), (8, 1611467), (11, 1171976), (13, 991672), (22, 585988), (26, 495836), (44, 292994), (52, 247918), (59, 218504), (88, 146497), (104, 123959), (118, 109252), (143, 90152), (191, 67496), (236, 54626), (286, 45076), (382, 33748), (472, 27313), (572, 22538), (649, 19864), (764, 16874), (767, 16808), (1144, 11269), (1298, 9932), (1528, 8437), (1534, 8404), (2101, 6136), (2483, 5192), (2596, 4966), (3068, 4202)]