16401966

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{1187}}^1$

素因数の和:1253

約数の個数: 48

約数和(自身を含む): 39004416

約数和(自身を除く): 22602450

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 47, 49, 94, 98, 141, 147, 282, 294, 329, 658, 987, 1187, 1974, 2303, 2374, 3561, 4606, 6909, 7122, 8309, 13818, 16618, 24927, 49854, 55789, 58163, 111578, 116326, 167367, 174489, 334734, 348978, 390523, 781046, 1171569, 2343138, 2733661, 5467322, 8200983, 16401966]

約数ペア:

[(1, 16401966), (2, 8200983), (3, 5467322), (6, 2733661), (7, 2343138), (14, 1171569), (21, 781046), (42, 390523), (47, 348978), (49, 334734), (94, 174489), (98, 167367), (141, 116326), (147, 111578), (282, 58163), (294, 55789), (329, 49854), (658, 24927), (987, 16618), (1187, 13818), (1974, 8309), (2303, 7122), (2374, 6909), (3561, 4606)]