168686091

素因数分解:

$3^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{6421}}^1$

素因数の和:6576

約数の個数: 32

約数和(自身を含む): 287705600

約数和(自身を除く): 119019509

約数列:

[1, 3, 7, 9, 21, 27, 63, 139, 189, 417, 973, 1251, 2919, 3753, 6421, 8757, 19263, 26271, 44947, 57789, 134841, 173367, 404523, 892519, 1213569, 2677557, 6247633, 8032671, 18742899, 24098013, 56228697, 168686091]

約数ペア:

[(1, 168686091), (3, 56228697), (7, 24098013), (9, 18742899), (21, 8032671), (27, 6247633), (63, 2677557), (139, 1213569), (189, 892519), (417, 404523), (973, 173367), (1251, 134841), (2919, 57789), (3753, 44947), (6421, 26271), (8757, 19263)]