28439642

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{1223}}^1$

素因数の和:1394

約数の個数: 32

約数和(自身を含む): 53581824

約数和(自身を除く): 25142182

約数列:

[1, 2, 7, 11, 14, 22, 77, 151, 154, 302, 1057, 1223, 1661, 2114, 2446, 3322, 8561, 11627, 13453, 17122, 23254, 26906, 94171, 184673, 188342, 369346, 1292711, 2031403, 2585422, 4062806, 14219821, 28439642]

約数ペア:

[(1, 28439642), (2, 14219821), (7, 4062806), (11, 2585422), (14, 2031403), (22, 1292711), (77, 369346), (151, 188342), (154, 184673), (302, 94171), (1057, 26906), (1223, 23254), (1661, 17122), (2114, 13453), (2446, 11627), (3322, 8561)]