28869764

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1399}}^1$

素因数の和:1488

約数の個数: 48

約数和(自身を含む): 63974400

約数和(自身を除く): 35104636

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 67, 77, 134, 154, 268, 308, 469, 737, 938, 1399, 1474, 1876, 2798, 2948, 5159, 5596, 9793, 10318, 15389, 19586, 20636, 30778, 39172, 61556, 93733, 107723, 187466, 215446, 374932, 430892, 656131, 1031063, 1312262, 2062126, 2624524, 4124252, 7217441, 14434882, 28869764]

約数ペア:

[(1, 28869764), (2, 14434882), (4, 7217441), (7, 4124252), (11, 2624524), (14, 2062126), (22, 1312262), (28, 1031063), (44, 656131), (67, 430892), (77, 374932), (134, 215446), (154, 187466), (268, 107723), (308, 93733), (469, 61556), (737, 39172), (938, 30778), (1399, 20636), (1474, 19586), (1876, 15389), (2798, 10318), (2948, 9793), (5159, 5596)]