28107684

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{70979}}^1$

素因数の和:71000

約数の個数: 36

約数和(自身を含む): 77510160

約数和(自身を除く): 49402476

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 70979, 141958, 212937, 283916, 425874, 638811, 780769, 851748, 1277622, 1561538, 2342307, 2555244, 3123076, 4684614, 7026921, 9369228, 14053842, 28107684]

約数ペア:

[(1, 28107684), (2, 14053842), (3, 9369228), (4, 7026921), (6, 4684614), (9, 3123076), (11, 2555244), (12, 2342307), (18, 1561538), (22, 1277622), (33, 851748), (36, 780769), (44, 638811), (66, 425874), (99, 283916), (132, 212937), (198, 141958), (396, 70979)]