28155116

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{659}}^1\times {\mathrm{971}}^1$

素因数の和:1645

約数の個数: 24

約数和(自身を含む): 53887680

約数和(自身を除く): 25732564

約数列:

[1, 2, 4, 11, 22, 44, 659, 971, 1318, 1942, 2636, 3884, 7249, 10681, 14498, 21362, 28996, 42724, 639889, 1279778, 2559556, 7038779, 14077558, 28155116]

約数ペア:

[(1, 28155116), (2, 14077558), (4, 7038779), (11, 2559556), (22, 1279778), (44, 639889), (659, 42724), (971, 28996), (1318, 21362), (1942, 14498), (2636, 10681), (3884, 7249)]